A
Grade
Thorne
Medical-grade manufacturing. NSF Certified for Sport across the lineup. Clinical doses and transparent labels.
3 reviews Protein · Creatine · Minerals
View profile → Brands Who makes good supplements
Who makes good supplements
and who doesn't.
Brand grades aggregate product scores, label honesty, certification consistency, and marketing integrity.
Brand Grades
Honest assessments. No exceptions.
Grade scale A = All criteria pass consistently · B = Minor gaps · C = Material concerns
A
Grade
Transparent Labs
Fully disclosed labels, no proprietary blends. Strong third-party testing programme. One of the most consistently honest formulators.
4 reviews Protein · Pre-Workout · Creatine
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A
Grade
Momentous
Elite sport nutrition. Every product NSF Certified for Sport. Premium price, justified by quality.
3 reviews Creatine · Protein · Recovery
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B+
Grade
Now Foods
Exceptional value across minerals range. GMP certified, most products carry USP or NSF verification.
3 reviews Magnesium · Vitamins · Zinc
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B
Grade
Legion Athletics
Transparent labels and good formula integrity. Third-party certification inconsistent across the range.
2 reviews Pre-Workout · Protein · Creatine
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B
Grade
Optimum Nutrition
Market leader with broadly adequate formulas. Some products use inferior mineral forms.
3 reviews Protein · Creatine · Amino Acids
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B+
Grade
Jarrow Formulas
Strong product integrity on most SKUs. Ashwagandha KSM-66 is one of the best-value options available.
2 reviews Ashwagandha · Magnesium · CoQ10
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C+
Grade
Kaged
Claims exceed evidence on some SKUs. Third-party certification inconsistent. Creatine HCl choice is marketing-led.
2 reviews Pre-Workout · Creatine · BCAA
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C
Grade
Onnit
Alpha Brain marketing significantly overstates evidence. Proprietary blends prevent dose verification.
1 review Nootropics · General Health
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