Discover the Proven Health Benefits of Manuka Honey

Manuka honey benefits cover antibacterial activity, wound care, gut health, oral health, skin and more, and its most distinctive property comes from a naturally occurring compound called MGO (methylglyoxal). Researchers have studied Manuka honey in all of these areas, but how strong the evidence is depends a great deal on what you are asking the honey to do. It is strongest and most consistent for topical antibacterial activity and for properly prepared, medical grade wound care. For many of the other uses commonly claimed for it, from digestion to energy, the evidence is much thinner or still emerging. One caution is worth stating up front: research on honey in general does not automatically apply to Manuka honey specifically. The table below flags that difference for every benefit area, so you can see at a glance what is proven, what is promising, and what is still an open question.

At a glance: what the evidence actually shows

Key Takeaways

• Antibacterial activity, powered by natural MGO content, is one of the best documented Manuka honey benefits in the research ^[1].
• Independent research connects properly prepared, medical grade Manuka honey to real, measurable wound care benefits, among the strongest Manuka honey benefits by evidence ^[31][32].
• Manuka honey also contains natural antioxidant compounds and has been studied for immune, oral and skin support, some of its other emerging benefits ^[1][21][22].
• The higher the MGO number, the stronger the antibacterial strength of Manuka honey. Biosota's certified range spans MGO 150 to MGO 2200+ ^[4].

What Is Manuka Honey Used For?

People put Manuka honey benefits to work in three main ways: eating it by the spoonful or stirring it into food and drinks for general wellbeing, applying it topically for skin and wound care, and using it in oral care routines such as a rinse or a slow chew. Its best documented use by far is topical, where its antibacterial properties have been studied most closely ^[1]. Beyond that, many people fold it into a daily wellness routine hoping for help with immunity, digestion or general vitality. Those everyday uses are reasonable, but the science behind them is much less settled than the science behind its antibacterial and wound care benefits. Throughout this guide, each benefit area is marked with how strong its evidence really is, so you can match how you use Manuka honey to what the research genuinely supports, instead of to marketing claims that run ahead of it.

What Is Manuka Honey?

Australia has over 80 native Leptospermum species, and Manuka honey comes from bees foraging on plants in this genus across the Australian bush and parts of New Zealand ^[2]. The species most studied in connection with Manuka honey is Leptospermum scoparium, but Australian Manuka honey draws on a wider range of native Leptospermum plants unique to the Australian environment. Monofloral Manuka honey is dominated by nectar from Manuka flowers, while multifloral Manuka honey still contains Manuka nectar alongside nectar from other nearby plants ^[2]. What sets Manuka honey apart from other honey types is not just its taste but a distinct chemical profile used to authenticate and grade it, including specific natural compounds and, in some markets, DNA testing of Manuka pollen ^[2]. Most of the Manuka honey benefits covered in this guide trace back to that chemical signature, and particularly to one compound within it. That compound is MGO, and it is why Manuka honey behaves so differently from a jar of ordinary honey. Understanding MGO makes it far easier to judge which Manuka honey benefits are realistic to expect and which claims go further than the science does. MGO is the subject of the next section.

What Makes Manuka Honey Different?

The biggest difference between Manuka honey and regular honey is a naturally occurring compound called MGO. MGO forms over time from another compound in Manuka nectar called DHA, through a natural conversion during storage and maturation, and the conversion does not happen in a simple one to one ratio ^[4]. MGO is the main reason Manuka honey has a reliable, measurable, non-peroxide antibacterial effect, whereas regular honey leans more heavily on hydrogen peroxide, an antibacterial mechanism that is much more sensitive to processing and storage conditions ^[3]. Manuka honey also contains other markers not found in ordinary honey, including natural plant compounds tied to its distinct chemistry, all part of the same chemical profile behind the best known Manuka honey benefits ^[3].

MGO appears as a number on Manuka honey labels, and the higher that number, the stronger the honey's antibacterial strength. Biosota's certified range spans MGO 150 to MGO 2200+. We go into far more depth on MGO, including exactly how it is measured, what the different MGO ratings mean, and what the research on MGO itself shows, in our dedicated guide: What Is MGO in Manuka Honey?

Manuka Honey's Antibacterial Activity

Of all the Manuka honey benefits, antibacterial activity is the most researched and best supported, and reviews of the wider evidence base agree it is the area with the strongest, most consistent backing ^[1]. Early lab studies suggest MGO is a major contributor to this effect, and honey with a higher MGO number tends to show stronger antibacterial activity in these studies ^[6]. Interestingly, Manuka honey kept its bacteria-fighting activity even after researchers neutralized the MGO under lab conditions. That tells us the effect is not down to MGO alone: other factors in the honey, not yet fully identified, appear to play a part too ^[5]. Early lab research on how bacteria respond to Manuka honey suggests it disrupts several bacterial processes at once, from stress responses to how bacteria build their outer walls, instead of acting like a single-target drug ^[7]. Isolated MGO on its own, studied separately from honey, has been shown in early lab research to bind to bacterial proteins and disrupt their structure, and it also alters bacterial cell shape and division ^[8]. Taken together, the evidence supports a genuinely multi-pronged antibacterial mechanism, with MGO as the leading, but not the only, contributor.

Manuka Honey and Immune Support

Immune support is among the most searched Manuka honey benefits, and the idea is intuitive. The human evidence for this specific claim is still thin, though, and most of what exists is at the review and mechanistic level rather than in large clinical trials ^[1]. A related, more condition-specific area with somewhat more direct research is sinusitis. Small trials of Manuka honey as a sinus rinse for chronic sinus conditions have produced mixed results. One trial did not clearly beat a simple saltwater rinse overall ^[9], and a review of the available trials found no statistically significant improvement in symptoms ^[10]. A separate small trial in a fungal-related sinus condition found some benefit from a Manuka honey rinse after surgery ^[11]. None of this adds up to an established treatment for sinusitis or general allergies, but it is a truly active area of small-scale research. For more on this specific area, see our guide on Manuka honey for sinusitis and allergies. For a broader look at immune-focused nutrition, see Manuka honey as an immunity booster.

Manuka Honey for Sore Throat, Cough, Colds & Flu

Sore throat, cough, colds and flu are commonly claimed Manuka honey benefits, and they are one of the clearest examples of why the difference between honey generally and Manuka specifically matters. It makes sense to group them together here instead of treating them as separately evidenced benefits, because they draw largely on the same underlying research. A well regarded systematic review found that honey probably reduces cough symptoms in children more than no treatment does, though it made little difference compared with a common over-the-counter cough ingredient ^[12]. One well known trial behind this body of evidence used buckwheat honey, not Manuka honey ^[13]. A separate 2020 systematic review and meta-analysis of 14 studies in adults found that honey, again not Manuka honey specifically, improved combined cold and upper respiratory infection symptom scores compared with usual care, although the effect against a placebo control alone was weaker and less consistent ^[37]. Based on the research available, no controlled trial evidence shows that Manuka honey specifically works better than honey in general for cough, sore throat, colds, flu, or upper respiratory infections ^[12][37]. That does not mean Manuka honey will fail to soothe these symptoms, since honey of any kind has a long history of use this way. It means the specific claim that Manuka honey outperforms other honey for these uses is not yet supported by the evidence.

Read more in our full guides to Manuka honey for coughs and strep throat, Manuka honey for colds and flu, and Manuka honey for upper respiratory infections.

Manuka Honey and Kids' Immunity

Manuka honey is sometimes marketed for children specifically, and there are two separate things to know before using it that way. First, a safety rule that has nothing to do with Manuka grade: no honey of any kind should be given to a child under 12 months old, because of the risk of infant botulism ^[35]. This applies equally to Manuka honey and every other honey. Second, for children over 12 months, there is no clinical trial evidence that Manuka honey specifically improves immune function or prevents infection; the existing pediatric research on Manuka honey is limited to laboratory and mechanistic work, not immune outcomes in children ^[36]. The honey-and-cough evidence covered above does apply to children, but that is evidence for honey generally, not a Manuka-specific immune claim. Learn more in our guide to Manuka honey and kids.

Manuka Honey and Gut/Digestive Health

Gut health is among the most talked about potential Manuka honey benefits, and also one of the areas where the evidence is most clearly still emerging instead of established. The one human trial that tested this directly gave healthy adults Manuka honey daily for four weeks. It found the honey was safe but did not significantly change the major groups of gut bacteria that were measured ^[14]. In mice, Manuka honey produced only mild changes in gut bacterial activity ^[15]. Early lab studies suggest Manuka honey can encourage the growth of some beneficial gut bacteria while inhibiting some harmful ones in a test-tube setting ^[16]. In a rat model of inflammatory bowel disease, Manuka honey reduced inflammation in the gut lining ^[17], a promising finding, but animal research, not proof in people. Overall, convincing clinical trial evidence that Manuka honey specifically improves IBS, IBD or general digestive symptoms in humans does not yet exist ^[18]. This is a truly promising area to watch, not a settled Manuka honey benefit yet. Explore more in our guide to Manuka honey for gut health.

Manuka Honey and Oral Health

Oral health is one of the more encouraging Manuka honey benefits on this list, backed by small-scale, Manuka-specific research. In a small human study, people with gum inflammation who chewed Manuka honey strips daily for three weeks had less plaque buildup and less gum bleeding ^[19]. Another clinical study found that a Manuka honey mouth rinse reduced plaque significantly more than a common sugar-free chewing gum, with results reported as similar to a standard antiseptic mouthwash ^[20]. Both were small studies that used Manuka honey specifically, a real and encouraging signal even though the trials were not large. Mouth soreness during medical treatment is a different story. The stronger evidence there comes from honey in general, not Manuka honey specifically, and reviews of Manuka honey trials for this particular use have found negative results ^[21]. As with sore throat, "honey helps" and "Manuka honey specifically helps" are two different claims, and only the first is well supported for this use. Learn more in our guide to Manuka honey for oral health.

Manuka Honey and Antioxidant Activity

Antioxidant activity is another of the genuine Manuka honey benefits, measurable across standard lab tests. The research consistently points to natural plant compounds, not MGO, as the main driver of this effect ^[22]. In fact, one early lab study of commercial Manuka honey suggests the MGO level has almost no bearing on total antioxidant activity. It is a property separate from antibacterial strength, and a bigger number does not mean more of everything ^[22]. One early lab comparison of several honey types suggests Manuka honey had the highest level of these natural plant compounds, alongside strong antioxidant readings ^[23]. In animal research, the antioxidant effects of Manuka honey tracked closely with how much of these plant compounds were present ^[24]. The practical takeaway: antioxidant activity and antibacterial strength are two different properties of Manuka honey. Both are genuine, but they come from different parts of its natural composition, and neither one stands in for the other.

Manuka Honey and Inflammation

A calming effect on inflammation is one of the more preliminary Manuka honey benefits under study, and the picture is promising but still largely preclinical. In rat models of gut lining irritation, Manuka honey reduced several markers of inflammation and internal cell damage ^[25]. Some laboratory work on immune cells suggests Manuka honey, alongside related Australian and New Zealand honey varieties, may help calm an overactive inflammatory response, though this research has not always separated Manuka honey specifically from those related honeys ^[26]. More recent lab work using human immune cells found that Manuka honey and one of its natural plant compounds lowered markers of inflammatory activity ^[27]. Together, this is a coherent and encouraging mechanistic story, but it rests almost entirely on cell and animal research instead of large human trials. "Manuka honey may help calm inflammation" is currently a fair, well hedged summary, not a settled clinical fact.

Manuka Honey for Skin

Skin support is another of the widely claimed Manuka honey benefits, and its antibacterial properties are the main reason it comes up in skin care conversations. Early lab research shows Manuka honey has antibacterial activity against the specific bacteria linked to acne breakouts ^[28]. However, the strongest published controlled trial on honey and acne actually used kanuka honey, a related but distinct Australian and New Zealand native plant, not Manuka honey, and it found no clinical benefit over antibacterial soap alone ^[29]. For eczema and psoriasis, controlled clinical trial evidence for Manuka honey specifically was not found in the research reviewed for this guide, and existing reviews describe honey as a possible supporting option rather than a proven treatment for either condition ^[30]. The role of Manuka honey in skin care is best understood today as biologically plausible and backed by lab evidence for antibacterial activity, with clinical proof for specific skin conditions still to catch up. Read more in our guides to Manuka honey for skin infections and antibacterial Manuka honey for skin.

Manuka Honey and Wound Care

Wound care is where the evidence for Manuka honey benefits is strongest, and also where the difference between medical grade and food grade matters most. Medical grade Manuka honey is honey that has been specially prepared, sterilized and standardized for wound treatment. A detailed review of clinical and post-surgical uses found that this medical grade honey has antibacterial, anti-inflammatory and tissue-supporting properties. The best clinical evidence is for diabetic foot ulcers, leg ulcers, pressure injuries and certain post-surgical wounds ^[31].

A major systematic review of honey generally, not necessarily Manuka honey, found that honey dressings sped up the healing of partial thickness burns by around four to five days compared with standard dressings ^[32]. The same review found that honey dressings did not clearly improve healing for leg ulcers when added to standard compression treatment, and the evidence for several other chronic wound types was too limited to draw firm conclusions ^[32].

This is the most important safety distinction in this entire guide: the wound care evidence above concerns medical grade honey, prepared, sterilized, and standardized specifically for this purpose ^[33]. Ordinary food grade Manuka honey, the kind in a jar in your pantry, has not been tested or proven as a substitute for these regulated wound care products, and it should never be applied to an open wound in place of professional medical care ^[33]. If you are managing a wound, talk to a healthcare professional about appropriate treatment first. Wound care is one of the Manuka honey benefits worth taking seriously, not self-treating. Learn more in our guides to Manuka honey for wounds and ulcers and Manuka honey for burns. Manuka honey's antibacterial strength is also relevant to ongoing research into antibiotic-resistant infections, covered in our guide on Manuka honey and antibiotic resistance.

Manuka Honey for Energy & Exercise

Energy and exercise support is the newest and most exploratory of the Manuka honey benefits covered here, driven partly by growing interest in natural sports nutrition rather than by a deep existing evidence base. A review of the research found that honey in general can work reasonably well as a natural carbohydrate source around exercise, with performance results broadly similar to commercial carbohydrate gels when the amount of carbohydrate is matched ^[34]. The same review found some early signals that honey might help with recovery markers over time, though the data was limited ^[34]. Crucially, this research is almost entirely about honey in general. There is essentially no research showing that Manuka honey specifically outperforms ordinary honey for energy, exercise performance or recovery ^[34]. Treat this as a truly emerging area worth watching, not a confirmed benefit unique to Manuka honey.

How to Use Manuka Honey

To get the most out of Manuka honey benefits, it helps to match how you use the honey to the evidence above. Manuka honey can be used in a few simple, low-risk ways as part of a daily routine: stirred into warm (not boiling) water or tea, drizzled over food, or eaten straight from the spoon. For skin use, always choose a Manuka honey product specifically intended and labeled for topical or wound use, rather than food grade honey from the pantry, and follow the guidance of a healthcare professional for anything beyond minor, unbroken skin. The MGO number on the label tells you the honey's antibacterial strength. Higher numbers mean greater strength and are generally reserved for more targeted uses, while a lower to mid-range MGO number suits everyday use well. For a full explanation of what each MGO number means and how to choose the right strength for your needs, see our complete guide: MGO Ratings Explained. For practical serving ideas, see How to Use Manuka Honey for Maximum Health Benefits.

How to Choose a Manuka Honey

To get real Manuka honey benefits instead of an underwhelming jar, look for a Manuka honey that states its MGO number clearly on the label. This is the most precise, verifiable measure of its antibacterial strength, more precise than older grading systems. Independent laboratory testing and certification, such as third-party MGO testing and organic certification, is a meaningful sign of authenticity, since Manuka honey is a frequent target for mislabeling. Match the strength to your intended use: a lower to mid MGO number suits everyday, general wellness use, while a higher MGO number is generally chosen for more targeted, topical or specific applications, always alongside professional guidance where a health condition is involved. Avoid choosing on price alone. Genuine, independently tested Manuka honey reflects real production and testing costs. Getting this right is what separates real Manuka honey benefits from an expensive jar of ordinary honey.

Manuka Honey vs Regular Honey

Among the Manuka honey benefits that set it apart from regular honey, antibacterial activity is the clearest and most consistently supported difference. The non-peroxide antibacterial effect of Manuka honey, driven mainly by MGO, is more reliable and measurable than the antibacterial activity of regular honey. Regular honey depends more heavily on hydrogen peroxide, a mechanism that is far more sensitive to storage, heat and processing ^[3]. Nutritionally, the two are broadly similar, since both are mostly natural sugars. The meaningful differences lie in those specific natural compounds, not in basic nutrition ^[3]. Broader claims that Manuka honey is generally better for health than regular honey, beyond its antibacterial strength, are less well supported by current research, and several reviews describe the evidence for wider health advantages as limited ^[3]. The most defensible, evidence-backed way to think about it: Manuka honey is a more potent and more reliably antibacterial honey, not an entirely different food.

Manuka Honey During Pregnancy and for Pets

Two groups ask about Manuka honey often enough to deserve a direct answer. For pregnancy, there is no peer-reviewed clinical evidence that Manuka honey specifically improves fertility, conception, or pregnancy outcomes. Honey generally is considered a low-risk food in normal dietary amounts during pregnancy, but the existing human safety trial of high-grade Manuka honey referenced earlier in this guide was conducted in healthy adults generally, not in a pregnancy-specific population, so it should not be read as pregnancy-specific safety evidence ^[38]. Anyone who is pregnant should discuss any regular supplement, including Manuka honey, with their healthcare provider. Read more in our guide to Manuka honey and pregnancy.

For pets, veterinary research is genuinely emerging rather than established. A randomized study in dogs found that a Manuka-honey hydrogel modestly improved early wound epithelialization but did not outperform standard veterinary care overall on wound contraction, healing scores, or infection rates ^[39]. A separate in-vitro study found that medical-grade Manuka honey inhibited common canine and feline wound bacteria more consistently than non-medical-grade honey, though this was a lab assay, not a clinical healing trial ^[40]. Manuka honey should never be given to a pet, or used on an animal wound, without a veterinarian's guidance. Learn more in our guide to Manuka honey for pets and vets.

Watch: Top 10 Health Benefits of Manuka Honey

What Does the Scientific Research Actually Say?

Pulling this guide together, here is the honest picture on Manuka honey benefits. A few things are genuinely well established: Manuka honey has a distinctive, well documented antibacterial mechanism, driven substantially by MGO ^[1]. Properly prepared, medical grade Manuka honey has real, clinically supported wound care applications ^[31]. Beyond that, the picture is more mixed. Gut health, general immune support, skin conditions like acne and eczema, and energy or exercise performance are all active, promising areas of research. None of them are settled clinical benefits yet, and several claims commonly made for Manuka honey specifically are actually supported only by research on honey in general. Biosota also maintains dedicated guides on more specific areas, including Manuka honey and blood sugar related uses and supportive care during cancer treatment. The evidence in both areas is still developing, and any use should always be discussed with your healthcare provider first, not treated as a stand-alone answer. For a rundown of common myths and half truths about Manuka honey, see our guide: Manuka Honey Facts or Fiction: 14 Truths and Myths Uncovered.

Ready to choose a strength that matches your needs? Explore Biosota's certified range of MGO graded Manuka honey, from MGO 150 to MGO 2200+, or read our complete Manuka honey strength guide to find the right one for you.

FAQs

What are the benefits of Manuka honey?

Among all Manuka honey benefits, antibacterial activity is the most consistently supported, driven mainly by its natural MGO content ^[1]. Manuka honey is also studied for wound care, gut health, oral health, skin and immune support, but the strength of the evidence varies a great deal by use: strongest for topical antibacterial activity and properly prepared medical grade wound care, weaker or still emerging elsewhere.

What is Manuka honey used for?

Manuka honey is used topically for wound and skin care, taken by the spoonful for general wellness and immune support, added to warm drinks or food, and used in oral care routines. How you use it should match how strong the evidence actually is for that specific purpose; see the evidence table near the top of this guide.

Is Manuka honey good for you?

As part of a balanced diet, Manuka honey is generally considered safe for most adults and carries real, well documented antibacterial properties ^[1]. It is a food, not a medicine, and should never replace medical treatment or professional advice.

What is the difference between Manuka honey and regular honey?

Manuka honey contains significantly higher levels of MGO than regular honey, which gives it a more reliable, measurable antibacterial profile ^[3]. The antibacterial activity of regular honey relies more on hydrogen peroxide, which varies with processing and storage.

Can Manuka honey help with energy and fatigue?

Honey in general can work as a natural carbohydrate source for energy, but the supporting research is mostly about honey generally, not Manuka honey specifically ^[34]. This is an emerging area worth watching, not an established, Manuka-specific benefit.

References

1. Ballard, N. et al., "Bioactivities of Manuka honey," peer-reviewed review, https://pmc.ncbi.nlm.nih.gov/articles/PMC11194624/ (2024)
2. "Botanical and chemical characterization of Manuka honey," Journal of Food Composition, https://link.springer.com/article/10.1007/s12161-018-1154-9 (2018)
3. "Comparative composition and bioactivity of Manuka honey vs regular honey," https://pmc.ncbi.nlm.nih.gov/articles/PMC9206949/ (2022)
4. "Methylglyoxal and dihydroxyacetone chemistry in Manuka honey," MDPI Molecules, https://www.mdpi.com/1420-3049/28/6/2858 (2023) (mechanistic, isolated MGO, not honey itself)
5. "Manuka honey retains bacteria-killing activity after MGO neutralization," PLOS ONE, https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0017709 (preliminary, in vitro)
6. "MGO content correlates with antibacterial potency in Manuka honey," https://pmc.ncbi.nlm.nih.gov/articles/PMC6814216/ (preliminary, in vitro)
7. "Transcriptomic response of Pseudomonas aeruginosa to Manuka honey," mSystems, https://journals.asm.org/doi/10.1128/msystems.00106-20 (preliminary, in vitro)
8. "Mechanistic effects of isolated MGO on bacterial cells," https://pmc.ncbi.nlm.nih.gov/articles/PMC9333225/ (preliminary, in vitro, isolated MGO not honey)
9. "Manuka honey sinus irrigation for chronic rhinosinusitis, randomized trial," https://pmc.ncbi.nlm.nih.gov/articles/PMC8989183/
10. "Systematic review and meta-analysis of topical Manuka honey in chronic rhinosinusitis," https://pmc.ncbi.nlm.nih.gov/articles/PMC12689086/
11. "Postoperative Manuka honey sinus irrigation in allergic fungal rhinosinusitis," https://onlinelibrary.wiley.com/doi/10.1111/coa.70161
12. Cochrane Database of Systematic Reviews, "Honey for acute cough in children," https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD007094.pub4/full (honey generally, not Manuka-specific)
13. Paul et al., randomized trial of honey for children's cough, https://pubmed.ncbi.nlm.nih.gov/18056558/ (buckwheat honey, not Manuka-specific)
14. "Safety of high-grade Manuka honey in a human clinical trial with healthy individuals," British Journal of Nutrition, https://www.cambridge.org/core/journals/british-journal-of-nutrition/article/demonstrating-the-safety-of-manuka-honey-umf-20in-a-human-clinical-trial-with-healthy-individuals/6CBACDCF7A37D6DDC0D101BA8C0185D5
15. "Effects of Manuka honey on gut microbial activity in mice," https://pmc.ncbi.nlm.nih.gov/articles/PMC5178337/ (preliminary, animal study)
16. "In vitro prebiotic and antimicrobial effects of Manuka honey on gut bacteria," https://pmc.ncbi.nlm.nih.gov/articles/PMC9367972/ (preliminary, in vitro)
17. "Manuka honey reduces colonic inflammation in a rat model of IBD," https://pmc.ncbi.nlm.nih.gov/articles/PMC5302252/ (preliminary, animal study)
18. "Review of Manuka honey and digestive health outcomes," https://pmc.ncbi.nlm.nih.gov/articles/PMC12138293/
19. "Manuka honey chewable strips and gingivitis, small clinical study," https://pmc.ncbi.nlm.nih.gov/articles/PMC5368358/
20. "Manuka honey mouthwash vs xylitol gum for plaque reduction," https://pmc.ncbi.nlm.nih.gov/articles/PMC3220139/
21. "Review of Manuka honey studies for oral mucositis," https://pmc.ncbi.nlm.nih.gov/articles/PMC9507278/
22. "Antioxidant activity and MGO content in commercial Manuka honey," https://pmc.ncbi.nlm.nih.gov/articles/PMC11275220/ (preliminary, in vitro)
23. "Comparative natural plant compound content of three honey varieties including Manuka," https://pmc.ncbi.nlm.nih.gov/articles/PMC4777001/ (preliminary, in vitro)
24. "Antioxidant effects of Manuka honey in a rat model," https://pmc.ncbi.nlm.nih.gov/articles/PMC3812548/ (preliminary, animal study)
25. "Manuka honey and gastric ulcer inflammation markers in rats," https://onlinelibrary.wiley.com/doi/10.1155/2017/5413917 (preliminary, animal study)
26. "Immunomodulatory effects of New Zealand honeys including Manuka and kanuka," https://journals.sagepub.com/doi/pdf/10.1177/1753425911422263 (preliminary, in vitro, kanuka and mixed New Zealand honeys, not Manuka-specific)
27. "Manuka honey and methyl syringate reduce neutrophil inflammatory activity," Frontiers in Immunology, https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2026.1760968/full (preliminary, in vitro)
28. "Antibacterial activity of Manuka honey against Cutibacterium acnes," https://mro.massey.ac.nz/server/api/core/bitstreams/cdffb4de-b90d-468d-a12f-555e70aba885/content (preliminary, in vitro)
29. Randomized controlled trial of kanuka honey for acne, BMJ Open, https://bmjopen.bmj.com/content/6/2/e009448 (kanuka honey, not Manuka honey)
30. "Review of honey in dermatology, including eczema and psoriasis," https://pubmed.ncbi.nlm.nih.gov/24305429/
31. "Clinical and postoperative applications of medical grade Manuka honey," https://pmc.ncbi.nlm.nih.gov/articles/PMC13163150/
32. Cochrane Database of Systematic Reviews, "Honey as a topical treatment for wounds," https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD005083.pub3/full (honey generally, not Manuka-specific)
33. "Medical grade vs food grade honey in wound care," American Family Physician, https://www.aafp.org/afp/2014/0615/p978 (honey generally, not Manuka-specific)
34. "Systematic review of honey and exercise performance," https://pmc.ncbi.nlm.nih.gov/articles/PMC6683082/ (honey generally, not Manuka-specific)
35. CDC, "Botulism Prevention," https://www.cdc.gov/botulism/prevention/index.html (government guidance, applies to honey generally, not Manuka-specific)
36. "Manuka honey and pediatric outcomes (review)," https://pmc.ncbi.nlm.nih.gov/articles/PMC5424551/ (limited evidence, not an immune-outcome trial)
37. Abuelgasim et al., systematic review and meta-analysis of honey for upper respiratory tract infection symptoms, https://pubmed.ncbi.nlm.nih.gov/32817011/ ; https://ebm.bmj.com/content/26/2/57 (honey generally, not Manuka-specific)
38. "Review of Manuka honey and digestive health outcomes" (used here for pregnancy-evidence context), https://pmc.ncbi.nlm.nih.gov/articles/PMC12138293/ (no Manuka-specific fertility/pregnancy trials identified)
39. Randomized experimental study of a Manuka honey hydrogel in canine wounds, https://onlinelibrary.wiley.com/doi/abs/10.1111/vsu.13711 (animal study)
40. In-vitro comparison of medical-grade Manuka honey against canine/feline wound bacteria, https://avmajournals.avma.org/view/journals/ajvr/85/12/ajvr.24.07.0188.xml (in vitro, not a clinical trial)