Puritan's Pride supplements, graded by the human studies

We graded 4 Puritan's Pride products against the human studies of their ingredients, the dose on each label and what buyers say in their reviews. Each grade belongs to the product and the goal it was graded for: we do not grade how Puritan's Pride makes, tests or sells its products, and we sell no supplements. Educational, not medical advice.

Products graded
4
Goals graded for
4
Top-ranked for their goal
Tier 2, Researched
Tier 3, Reviewed

The Puritan's Pride products we graded

Members4 products, A to Z
Puritan's Pride Biotin 10,000 mcg bottle
graded for Hair Growth · Biotin (as d-Biotin) 10000 mcg per serving · reviews positive · a month
Puritan's Pride Doctors Trust® Red Yeast Rice 600mg, 240 Capsules bottle
graded for Cholesterol · Red Yeast Rice Powder (Monascus purpureus) 1200 * per serving · reviews positive · a month
Puritan's Pride L-Arganine 1000mg Free Form, 100 Capsules bottle
graded for Sexual Health for Men · L-Arginine Free Form 1000 mg (1 g) per serving · reviews positive · a month
Puritan's Pride Milk Thistle Silymarin 4:1 Concentration Extract 250mg bottle
graded for Liver Health · Milk Thistle Extract (Silybum marianum) (seed) (a 4:1 Extract, equivalent to 1,000 mg whole herb) 250 mg per serving · reviews positive · a month

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What Puritan's Pride products were graded for

Each goal links to its page, with every product graded for it

Questions people ask

Members

Is Puritan's Pride a good brand?

Answer for members.

Which Puritan's Pride products have the strongest evidence?

Answer for members.

How does Reverse Age Lab grade Puritan's Pride products?

Answer for members.

Can I take Puritan's Pride supplements with my meds?

Answer for members.

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Educational, not medical advice. Grades come from human studies on PubMed, the dose on each label, store reviews we read ourselves and our biohacker panel, and are updated as new studies arrive. Puritan's Pride is a trademark of its owner; Reverse Age Lab is not affiliated with it and sells no supplements. How we grade →