Supplement Brand Directory

A familiar name on the label is not the same thing as a good product. We score every product on the same four-pillar rubric, no matter how big the brand or how loud its marketing. Below are the brands in our database, ranked by the average grade their products actually earned.

Sort by:

Optimum Nutrition

2 products scored

91/100
avg score
Third-party tested

100%

Avg cost/day

$0.66

Optimum Nutrition is one of the most recognized names in sports nutrition, best known for their Gold Standard Whey Protein and micronized creatine.

Informed ChoiceGMP Certified

Nature Made

10 products scored

88/100
avg score
Third-party tested

100%

Avg cost/day

$0.12

Nature Made is the #1 pharmacist-recommended supplement brand in the US and carries USP Verified status on many products.

USP VerifiedGMP Certified

Solgar

2 products scored

87/100
avg score
Third-party tested

100%

Avg cost/day

$0.16

Solgar has been manufacturing supplements since 1947, making them one of the oldest brands in the industry.

GMP Certified

Jarrow Formulas

6 products scored

86/100
avg score
Third-party tested

33%

Avg cost/day

$0.28

Jarrow Formulas has been producing science-based supplements since 1977.

GMP Certified

Nordic Naturals

1 product scored

86/100
avg score
Third-party tested

100%

Avg cost/day

$0.72

Nordic Naturals is a specialist brand focused almost entirely on omega-3 fish oil.

IFOS 5-StarFriend of the Sea

NOW Foods

15 products scored

85/100
avg score
Third-party tested

60%

Avg cost/day

$0.28

NOW Foods is one of the largest supplement manufacturers in the US, founded in 1968.

NPA GMP AuditedISO 17025 lab

Sports Research

5 products scored

85/100
avg score
Third-party tested

100%

Avg cost/day

$0.36

Sports Research is a newer entrant in the supplement space that has differentiated itself through third-party testing credentials.

Informed Sport CertifiedIFOS 5-Star

Doctor's Best

4 products scored

85/100
avg score
Third-party tested

75%

Avg cost/day

$0.36

Doctor's Best is a value-focused brand that frequently uses branded, patented ingredients - Albion TRAACS chelated minerals, BioPerine, C3 Complex curcumin.

GMP Certified

Kirkland Signature

3 products scored

85/100
avg score
Third-party tested

100%

Avg cost/day

$0.07

Kirkland Signature is Costco's private-label brand, and it consistently punches above its weight in supplement quality.

USP Verified

Thorne

14 products scored

84/100
avg score
Third-party tested

93%

Avg cost/day

$0.78

Thorne is a practitioner-grade supplement company trusted by Mayo Clinic, multiple professional sports teams, and the US Olympic Committee.

NSF Certified for SportcGMP+

Momentous

4 products scored

84/100
avg score
Third-party tested

100%

Avg cost/day

$1.25

Momentous is a performance supplement brand that has done something few competitors manage: achieving both NSF Certified for Sport and Informed Sport certification across its product line.

NSF Certified for SportInformed Sport

Ritual

2 products scored

84/100
avg score
Third-party tested

100%

Avg cost/day

$1.07

Ritual built its reputation on one thing: ingredient traceability.

NSF CertifiedThird-party tested

Life Extension

9 products scored

83/100
avg score
Third-party tested

89%

Avg cost/day

$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.

Third-party testedGMP Certified

Nootropics Depot

6 products scored

83/100
avg score
Third-party tested

83%

Avg cost/day

$0.52

Nootropics Depot is a specialty supplier that built its reputation on one thing: purity verification.

HPLC testedCOA available (per batch)

Carlson

1 product scored

83/100
avg score
Third-party tested

100%

Avg cost/day

$0.94

Carlson is a family-owned company that, like Nordic Naturals, specializes in fish oil.

IFOS CertifiedFDA-registered lab tested

Nutricost

3 products scored

82/100
avg score
Third-party tested

67%

Avg cost/day

$0.16

Nutricost is a budget brand with a minimalist approach: simple, single-ingredient formulations at the lowest possible price.

GMP Certified

Pure Encapsulations

11 products scored

81/100
avg score
Third-party tested

91%

Avg cost/day

$0.57

Pure Encapsulations is a practitioner-grade brand built around one principle: hypoallergenic formulations with no unnecessary additives.

Eurofins/Silliker testedGMP+ certified

Transparent Labs

5 products scored

79/100
avg score
Third-party tested

100%

Avg cost/day

$2.13

Transparent Labs built its entire brand around the thing most supplement companies avoid: showing you exactly what is in the product and at what dose.

Informed ChoiceThird-party tested

Garden of Life

8 products scored

78/100
avg score
Third-party tested

75%

Avg cost/day

$0.43

Garden of Life positions itself as the organic, whole-food supplement brand.

USDA OrganicNon-GMO Project Verified

Legion Athletics

2 products scored

77/100
avg score
Third-party tested

100%

Avg cost/day

$2.22

Legion Athletics, founded by Mike Matthews, operates on a simple promise: every product uses only ingredients backed by peer-reviewed research, dosed at clinically effective levels, with no proprietary blends.

Labdoor CertifiedGMP Certified

Double Wood Supplements

5 products scored

76/100
avg score
Third-party tested

40%

Avg cost/day

$0.49

Double Wood Supplements is an Amazon-native brand focused on nootropics and specialty cognitive supplements.

GMP CertifiedThird-party tested

Gaia Herbs

5 products scored

71/100
avg score
Third-party tested

80%

Avg cost/day

$0.65

Gaia Herbs is one of the oldest and most respected herbal supplement companies in the US, founded in 1987 on an organic farm in North Carolina.

NSF Contents CertifiedNon-GMO Project Verified

BulkSupplements

3 products scored

71/100
avg score
Third-party tested

0%

Avg cost/day

$0.09

BulkSupplements is exactly what the name suggests: a raw ingredient supplier that sells pure, single-ingredient powders with minimal processing, minimal packaging, and minimal price markup.

GMP CertifiedFDA-registered facility

AG1

1 product scored

71/100
avg score
Third-party tested

100%

Avg cost/day

$2.63

AG1 (formerly Athletic Greens) is a greens powder that packages 75 vitamins, minerals, probiotics, and phytonutrients into a single daily drink.

NSF Certified for SportGMP Certified

Spring Valley

13 products scored

63/100
avg score
Third-party tested

0%

Avg cost/day

$0.11

Spring Valley is Walmart's store-brand supplement line and one of the highest-volume supplement brands in the US by sheer unit sales.

USP Verified (select products)GMP Certified

Horbaach

8 products scored

49/100
avg score
Third-party tested

0%

Avg cost/day

$0.37

Horbaach is an Amazon-native supplement brand that competes on price.

GMP CertifiedThird-party tested (internal)

Seeking Health

0 products scored

0/100
avg score
Third-party tested

0%

Avg cost/day

$0.00

Seeking Health was founded by Dr.

Third-party testedGMP Certified