Shea will keep dry skin moist, soothes irritation and hunts for free radicals with its antioxidant superpowers, vitamins A and E, according to Dermatologist Alok Vij, MD. He affirms Vitamin A is vital, helping with cell turnover, making skin firmer and reducing wrinkles (1). Research demonstrated that due to its Linoleic Acid content, the most abundant fatty acid in the epidermis, shea butter alleviates the chronic inflammatory (2) signs of a disrupted barrier, such as irritation and eczema (3) that are usually accompanied by trans epidermal water loss (TEWL).