Doctor's Best Doctor's Best High Absorption Magnesium, Lysinate Glycinate 100% Chelated, 52.5 mg, 120 Veggie Caps. Regular price $15.99 Sale price $15.99 Regular price $15.99 Unit price / per . Sold out. Doctor's Best High Absorption Magnesium, 100 mg, 120 Tablets. Doctor's Best High Absorption Magnesium, 100 mg, 120 Tablets.