Intraceuticals products are formulated with a number of key ingredients. Hyaluronic acid is one of the anti-aging components in Intraceuticals, working to hydrate the skin and plump it up for a smoother appearance. Green tea is used as an antioxidant to keep skin cells healthy and protected from free radicals. Squalene and macadamia nut oil are the natural moisturizers featured in Intraceuticals formulas. Squalene is a lightweight oil extracted from the liver of deep sea sharks, having a quick absorption rate and the ability to eliminate dry skin. Macadamia nut oil is a rich oil used in skin care products to keep skin soft and moisturized.