What that means in practice

Sourced with intention
Ingredients chosen for quality and evidence, not trends

Tested beyond requirements
Four rounds of testing to verify identity, purity, and potency

Manufactured with precision
Strict protocols to ensure consistency, batch after batch

The proof, not just the promise

Independent testing. Third-party certification. Every claim we make is one you can verify for yourself.

Thorne has an exemplary
record of compliance with standards set by the FDA.

Thorne’s campus is certified by NSF, the “gold standard” for quality in dietary supplements.

Thorne has an A rating from Australia’s TGA, the toughest regulatory agency in the world.

GRMA recognizes companies that go beyond the minimum for good manufacturing practices.