1 In Canada, All Natural Advice Organic Anti-Aging 20% Vitamin C Serum. A Full 60 ml, our advanced formulation uses all natural ingredients including 20% Vitamin C, 11% Hyaluronic Acid and Vitamin E to help moisturizer your skin. Our secret is using only organic ingredients and the most stable vitamin c, sodium ascorbyl phosphate, which is highly effective and absorbs deeper into your skin at first point of contact. We often receive feedback that our serum is more liquid-y. This is a good thing! Our unique formulation absorbs deeper in your skin, drying extra fast allowing you to apply other applications immediately. Our serum has the moisturizing power of botanically derived hyaluronic acid, natural jojoba oil, and the tightening and retention power of Witch Hazel. The serum aid in reduces wrinkles, fine lines and repair sun damage. Your skin will feel smooth, firm and radiant!