BioStacks
Pure Encapsulations

Poly-Prebiotic

3 Capsules · 40 servings

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What it does

A combination of 2 label ingredients.

Cranberry Extract

Form not confirmedGrade —

May reduce recurrent urinary infections in women prone to them; this does not establish an active-infection remedy.

XOS (PreticX)

Form not confirmedGrade —

May increase Bifidobacteria in healthy adults, but microbiome changes do not establish better digestion, glucose control or weight loss from XOS supplements.

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Ingredients (2)

Other ingredients

No other ingredients listed

Lab testing

How to take it

With or without food

On the label

As a dietary supplement, take 3 capsules, 1-2 times daily, with or between meals.

Price check

$27.20

$0.68 / serving

$10$20

Pricier than 82% of 59 cranberry extract supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

Not medical advice. Consult your healthcare professional.

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