Metagenics UltraFlora Control Review

Metagenics UltraFlora Control is a daily probiotic supplement designed to support digestive health and help maintain a healthy body weight by featuring the targeted probiotic strain Bifidobacterium lactis B-420.

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Product Focus: Weight and Metabolism for WomenAlso covers:Digestion

Tier ⓘ

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Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →

Evidence ⓘ

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How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.

Positive Reviews

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Biohacker Mentions

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Cost per month

$30

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Study, Trial or Testing Result SummaryMembersHuman studies

Human research on this probiotic for weight in women is and , and study looked at women alone. The amount on this label is given in milligrams, so it is unclear whether it matches the amount used in the studies. …

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Review Totals and SummaryMembers353 reviews

353 reviews · Amazon 186 · IHerb 49 · Thewomenswellnessplace 43 · Metagenics 39 · Walmart 36

Metagenics UltraFlora Control has attracted a solid following among users seeking additional support for their routines, with the vast sharing experiences across platforms such as Amazon, iHerb, Thewomenswellnessplace, the Metagenics official site, and Walmart. reviewers highlight how easily this supplement fit into their daily habits, noting the capsules are convenient to take and gentle on the stomach. …

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Biohacker SummaryMembersWhat our biohacker panel says

One suggests it because this strain of bacteria is found to be in people with inflammatory bowel disease, and he says it showed and symptom resolution in ulcerative colitis patients when combined with xyloglucan. The other lists it as one of the probiotics for type 2 diabetes. …

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RAL SummaryMembersThe tier and why

This product is placed in the reviews tier because 89 percent of its 353 reviews are and there is some human research on this probiotic. That research is , and the weight result came with added fiber rather than from the probiotic alone.

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More DetailsMembersBody systems · Combine with · Possible side effects

Body systems: Digestive system, Metabolic system. Combine with and possible side are for members.

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Supplement FactsBifidobacterium lactis B420 113.11 mg

Supplement Facts

Serving Size 1 Capsule

Servings Per Container 30

Amount Per Serving% Daily Value

Bifidobacterium lactis B420

113.11 mg

†

† Daily Value not established.

Directions: 1 capsule a day

Barcode (UPC) 755571947451 · Label source: Metagenics · Report a label change

Where to BuyMetagenics · Amazon · iHerb

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Graded October 23, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.