Source Naturals, Skin Eternal Serum, 1.7 oz Guarana when taken in combination with

when taken in combination with L-lysine HCl in equal quantities of 1200 mg each

It is also a predecessor for nitric oxide

L-Pyroglutamic Acid - 3 g

180 softgels

Vitamin C (as ascorbic acid) - 250 mg

Source Naturals, Skin Eternal Serum, 1.7 oz Guarana when taken in combination withSkin Eternal Serum, an aqueous cosmetic serum, is a moisturizing lotion containing a rich blend of nutrients and plant extracts. This serum is easily absorbed into the skin, and immediately makes skin feel softer and replenished. It is lightly scented with pure lavender and lemon oils. Packaging 1. 7 fluid ounces Suggested Use One to two times daily, place 1 to 4 drops of serum on your finger and gently massage into the desired area of your face,