Our mixed-molecular weight Hyaluronic Serum is the latest innovation in skin care for a glass skin look. It boosts collagen, smooths the appearance of fine lines, hydrates the skin, improves dermal barrier function, and reactivates collagen and elastin production..Vegan and cruelty-free..Suitable for combination, dry, sensitive, and normal skin types..Fragrance free, dye free, sulfate freearaben free, gluten free, formaldehyde free, propylene glycol and hexylene glycol free.30 mL / 1.0 fl oz.Apply a full dropper of serum onto a freshly cleansed face and neck.Allow the serum to absorb fully before applying moisturizer or makeup.May be used twice a day or as often as desired