Thorne cares deeply about where our ingredients come from. We partner only with suppliers whose practices emphasize quality, science, and responsibility. Better ingredients means better potency, absorption, and digestibility – and ultimately better health.

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Ingredients

Incoming ingredients are quarantined in our facility until they are tested and verified.

We thoroughly test to verify the identity, potency, and purity of each ingredient listed on our product labels.

Designing the next generation of health solutions all starts at the source. And we take sourcing seriously. Our research and development team searches the globe to find only the highest-quality ingredients to use in our nutritional solutions.

Learn why Thorne Research Products are Rated #1 for medical grade supplements

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