With conventional oral vitamin C, absorption decreases with increasing dosage. Liposomal Vitamin C enables effective, high level dosing | This buffered form of vitamin C (sodium ascorbate) is generally better tolerated by those with gastrointestinal sensitivity | Each 5 mL delivers 1000 mg of Vitamin C as sodium ascorbate. Each bottle contains 24 servings | The difference is clear: this product's clear consistency can only be achieved with liposomes that are small enough to pass between cells. The smaller, more stable vesicles begin absorbing as soon as they hit the mouth.* | This product does not contain gluten