Independent supplement reviews

Supplement reviews built on the label, the dose and the research.

We read every Supplement Facts panel, compare each dose with the amounts used in clinical trials, and rank products with a published scoring method.

Browse by health goalHow we review
1,381
product labels compared
91
guides rebuilt from the label up
448
studies and official sources cited
5
scoring criteria, published
We read the label
Supplement Facts and other ingredients, for every product.
Dose vs. research
Each dose is checked against the amounts used in trials.
Published scoring
Five criteria, the same for every product in a guide.
Safety first
Upper limits, drug interactions and allergens in every guide.

As seen in

Healthline Best Life Eat This, Not That! MSN

Browse by health goal

Start with the goal, then compare the supplements with the most evidence.

Fitness, Muscle & RecoveryCreatine, HMB, beta-alanine and recovery support for training.42 articles → Vitamins & MineralsIron, magnesium, vitamin D, multivitamins and more.86 articles → Liver, Lymph & DetoxMilk thistle, lymphatic support and liver products.50 articles → Weight & MetabolismWhat OTC pills, fiber and green tea really do.37 articles → Hair, Skin & NailsCollagen, biotin and hyaluronic acid, dose by dose.83 articles → Heart & CirculationAged garlic, nattokinase, pomegranate and blood pressure.63 articles → Joints & BonesUC-II, collagen peptides, tart cherry and uric acid.34 articles → Sleep & StressMelatonin-free options, ashwagandha and OTC sleep aids.28 articles →

How we score

The BFN Score, explained in one minute

Every product in a guide is scored on the same five criteria, relative to the others we compared. Rankings follow the score.

We do not test products by hand, we do not print star ratings, and we never accept payment for placement.

Read our full review process
Evidence fit25%
Does the form and dose match what was studied for this goal?
Dose & safety25%
Within upper limits, with interactions and allergens flagged.
Quality & trust20%
Named certifications such as NSF or USP score highest.
Purity & additives15%
Fewer fillers, dyes and hidden proprietary blends.
Value & practicality15%
Cost per effective dose and how easy it is to take.

Recently updated

Who writes our guides

Dr. Rashmi Byakodi
Dr. Rashmi Byakodi, BDS
Editor · Bachelor of Dental Surgery

Researches and writes our supplement guides, from label checks and dose comparisons to safety and interactions.

Anju Mobin
Anju Mobin, B.Sc
Nutritionist · B.Sc Home Science (Clinical Nutrition & Dietetics)

Writes Best Supplement guides: reads each label, checks doses against trials and scores every product.