Supplement Brand Directory
We score every product on the same four-pillar rubric regardless of brand reputation or marketing spend. Below are the brands in our database, ranked by average product grade across all supplements we have scored.
Optimum Nutrition
2 products scored
100%
$0.71
Optimum Nutrition is one of the most recognized names in sports nutrition, best known for their Gold Standard Whey Protein and micronized creatine.
Nordic Naturals
1 product scored
100%
$0.47
Nordic Naturals is a specialist brand focused almost entirely on omega-3 fish oil.
Thorne
13 products scored
100%
$0.62
Thorne is a practitioner-grade supplement company trusted by Mayo Clinic, multiple professional sports teams, and the US Olympic Committee.
Pure Encapsulations
10 products scored
100%
$0.48
Pure Encapsulations is a practitioner-grade brand built around one principle: hypoallergenic formulations with no unnecessary additives.
Jarrow Formulas
6 products scored
33%
$0.20
Jarrow Formulas has been producing science-based supplements since 1977.
Carlson
1 product scored
100%
$0.46
Carlson is a family-owned company that, like Nordic Naturals, specializes in fish oil.
NOW Foods
14 products scored
64%
$0.21
NOW Foods is one of the largest supplement manufacturers in the US, founded in 1968.
Nature Made
10 products scored
100%
$0.09
Nature Made is the #1 pharmacist-recommended supplement brand in the US and carries USP Verified status on many products.
Life Extension
9 products scored
89%
$0.31
Life Extension is a research-focused brand that funds its own clinical studies and tends to use patented, branded ingredients in its formulations.
Sports Research
4 products scored
100%
$0.31
Sports Research is a newer entrant in the supplement space that has differentiated itself through third-party testing credentials.
Doctor's Best
4 products scored
75%
$0.15
Doctor's Best is a value-focused brand that frequently uses branded, patented ingredients - Albion TRAACS chelated minerals, BioPerine, C3 Complex curcumin.
Kirkland Signature
3 products scored
100%
$0.04
Kirkland Signature is Costco's private-label brand, and it consistently punches above its weight in supplement quality.
Nutricost
3 products scored
67%
$0.13
Nutricost is a budget brand with a minimalist approach: simple, single-ingredient formulations at the lowest possible price.
Solgar
2 products scored
100%
$0.22
Solgar has been manufacturing supplements since 1947, making them one of the oldest brands in the industry.
Garden of Life
8 products scored
75%
$0.40
Garden of Life positions itself as the organic, whole-food supplement brand.