1000mg DOSAGE AND EASY TO SWALLOW - 1 tablet will provide you with Berberine 1000mg, 2 tablets will provide Berberine 2000mg & 3 tablets Berberine 3000mg! BEST FORMULA - Each tablet containe Phellodendron chinese Extract 10:1(Berberine) 100mg eqv.to 1000mg, other ingredients are Micro-crystalline cellulose, Di-calcium phosphate (Bulking Agents), Silicon Dioxide, Magnesium stearate (anti-caking agents).