Superior Nutrition and Formulation
Jarrow Formulas manufactures in USA, and is headquartered in Los Angeles, CA.
vitamins, probiotics, minerals, enzymes, amino acids, herbal extracts, probiotic capsules, vitamin D3 softgels, methyl B12 lozenges, bone health formula, turmeric curcumin capsules, milk thistle extract, n-acetyl cysteine capsules, l-glutamine powder, fish oil softgels, ubiquinol coq10 softgels, saccharomyces boulardii probiotic, magnesium optimizer tablets, alpha lipoic acid capsules, ashwagandha extract capsules.
my experience with supplement brands, plus info from labdoor
A detailed user-compiled meta-review referencing Labdoor and independent third-party lab tests, vouching for Jarrow Formulas' high quality in products like evening primrose oil, vitamin D3, and others, with consistent positive results for potency and purity. — LiveJournal
Peter Attia Recommendation on Supplement Brands
In this Reddit discussion, longevity expert Peter Attia highlights Jarrow Formulas as one of the most reputable brands based on his review of third-party testing results for quality and reliability across their supplements. — Peter Attia
Jarrow Formulas: A Complete Review of Jarrow Supplements
This independent review site evaluates Jarrow's overall brand quality, noting that all products are tested by ISO and USDA-accredited third-party labs for purity and potency, with positive user feedback on effectiveness. — Healthinsiders
GMP and 3rd Party Testing — Jarrow Formulas products are manufactured in cGMP (Current Good Manufacturing Practices) certified facilities by NSF International, with in-house analytical laboratories testing raw materials and finished products for identity, purity, strength, and composition. They also undergo rigorous third-party testing by ISO and USDA accredited labs to confirm purity, potency, and safety.
Headquarters and manufacturing are recorded separately, because they are often different places: a brand headquartered in one country frequently manufactures in another. Tabarnam lists what the catalog holds and marks the rest unknown. Entries come from public sources and may be incomplete or out of date — production moves.
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