← All brands · data verified 2026-07-18

Dr. Mercola

Dr. Mercola label-dose audit: 8 clinically dosed, 6 under clinical dose, 3 undisclosed — from NIH label data.

8 clinically dosed6 underdosed3 undisclosed

Ashwagandha (3)

Dr. Mercola — Herbal Adrenal Support250 mgDr. Mercola — Organic Ashwagandha800 mgDr. Mercola — Organic Ashwagandha Liquid Drops—

Berberine (3)

Dr. Mercola — Berberine and MicroPQQ Advanced500 mgDr. Mercola — Biothin Berberine with Chromium350 mgDr. Mercola — Biothin Bitter Melon and Goldenseal50 mg

Collagen (9)

Dr. Mercola — Collagen Complex1.5 gDr. Mercola — Collagen Complex Chocolate5 gDr. Mercola — Collagen Complex Vanilla5 gDr. Mercola — Organic Bone Broth Collagen from Beef1.8 gDr. Mercola — Organic Bone Broth Collagen from Beef Chocolate5 gDr. Mercola — Organic Bone Broth Collagen from Beef Vanilla5 gDr. Mercola — Organic Collagen Powder Chocolate5 gDr. Mercola — Wild Caught Marine Collagen1.5 gDr. Mercola — Wild-Caught Marine Collagen 5 g Unflavored5 g

Magnesium (2)

Dr. Mercola — Magnesium Advanced2.145 gDr. Mercola — Magnesium L-Threonate2.144 g

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