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Akkermansia muciniphila

Supplement probiotic gut
Aka: Akkermansia, pasteurised Akkermansia
Brands seen in Singapore: California Gold Nutrition, 21st Century, Garden of Life, NOW Foods, Lemme
Third-party tested: Garden of Life, Lemme certify other products with NSF Certified for Sport, but nothing for akkermansia muciniphila.Certification is granted per product, so check the tub you actually own. Not being listed is not the same as failing.
Not medical advice. Check with your doctor or pharmacist before you start, stop or change the timing of anything you take.
How to use
What it’s for
Limited human evidence — one trial missed its endpoint
When to take
Daily
Take with
Water · human trials used pasteurised, not live, cells
Studied for
The metabolic-syndrome trial ran 4 months
Pros & cons
Pros
  • One 142-adult RCT, not just animal work
  • Glp-1 rose over placebo after 3 months
  • Biggest shifts in people low in gut akkermansia
Cons
  • Primary endpoint, insulin sensitivity, was not met
  • Human evidence is a single metabolic-syndrome trial
  • Most other data is animal or mechanistic
Sources
  1. Effect of pasteurized Akkermansia muciniphila MucT on insulin sensitivity, body composition and GLP-1 production in subjects with metabolic syndrome (Gut Microbes 2026; n=142, NCT05114018) · read 2026-08-27
    what it says
    “The primary endpoint of whole-body insulin sensitivity (Matsuda index) did not differ after 4-months of daily administration of capsules containing 30 billion cells of pasteurized A. muciniphila MucT compared to placebo in the intention-to-treat subjects”
  2. NIH ODS — Probiotics Fact Sheet for Health Professionals — Identification / Mechanisms of action (read via archive.org; ods.od.nih.gov is Cloudflare-blocked) · read 2026-08-27
    what it says
    “Because the effects of probiotics can be specific to certain probiotic strains, recommendations for their use in the clinic need to be strain-specific … Probiotics may transiently colonize the human gut mucosa in highly individualized patterns”
  3. NIH ODS — Probiotics Fact Sheet for Health Professionals — Dietary Supplements (CFU labelling, shelf life) · read 2026-08-27
    what it says
    “Many probiotic supplements contain 1 to 10 billion CFU per dose, but some products contain 50 billion CFU or more. However, products with higher CFU counts are not necessarily more effective”
  4. NIH ODS — Probiotics Fact Sheet for Health Professionals — Dietary Supplements (viability at end of shelf life) · read 2026-08-27
    what it says
    “probiotics must be consumed alive … users should look for products labeled with the number of CFU at the end of the product's shelf life, not at the time of manufacture”
  5. NIH ODS — Probiotics Fact Sheet for Health Professionals — Safety Considerations · read 2026-08-27
    what it says
    “Probiotics are unlikely to cause harm in healthy people, and side effects are usually minor … linked to a few cases of bacteremia, fungemia, and infections … most of these cases involved individuals who were severely ill or immunocompromised”
  6. NIH NCCIH — Probiotics: Usefulness and Safety — What types of bacteria are in probiotics? · read 2026-08-27
    what it says
    “Different types of probiotics may have different effects. For example, if a specific kind of Lactobacillus helps prevent an illness, that doesn't necessarily mean that another kind of Lactobacillus … would do the same thing”
  7. NIH NCCIH — Probiotics: Usefulness and Safety — Can probiotics be harmful? / FDA 2023 preterm warning · read 2026-08-27
    what it says
    “The risk of harmful effects from probiotics is greater in people with severe illnesses or compromised immune systems … the FDA warned health care providers that premature infants who are given probiotics are at risk of severe, potentially fatal infections”
  8. HSA — Health Supplements Guidelines (January 2026), s3.1 working definition; Table 2 microbial limits; Tables 4–5 cover vitamins and minerals only · read 2026-08-27
    what it says
    “Vitamins, minerals, amino acids, fatty acids, enzymes, probiotics and other bioactive substances … The above limits for total aerobic microbial count, and yeast and mould may not be applicable to certain products such as probiotics”
  9. HSA — Guidelines on Prohibited and Restricted Ingredients in HS and TM, GL-CHPB-1-012 Rev. 001 (October 2025), clause 1.3 + Annex A/B · read 2026-08-27
    what it says
    “to highlight the substances of concern when used in HS and TM and is not meant to be an exhaustive list [no probiotic, Lactobacillus, Bifidobacterium, Bacillus or Akkermansia row appears in Annex A or B]”
  10. iHerb Singapore — 'Probiotic Supplements for Gut Health' category page, default order (page now Cloudflare-blocked; row carried over from the KB's probiotics entry, same access date) · read 2026-08-27
    what it says
    “California Gold Nutrition, LactoBif® 30 Probiotics … 21st Century, Cranberry Plus Probiotic … Garden of Life, Dr. Formulated Probiotics, Once Daily Women's, 50 Billion … NOW Foods, Probiotic-10™ … Lemme, Purr, Vaginal Probiotic Gummies”

Updated 2026-08-30. Every line above traces to a numbered source. Kozen-X is not a medical device and does not give medical advice. It lists what published sources have written down — nothing more. A pair not listed is unrecorded, not cleared. Before you start, stop or re-time anything, talk to your doctor or pharmacist.