Uji Aktivitas Antioksidan Serum Wajah Kombinasi Nanogold, Hyaluronic Acid, Kolagen, dan Minyak Zaitun dengan Metode DPPH

Abstract

Background: Skin is the body’s outermost protection which functions to protect the muscles and underlying organs from exposure to sunlight, light, infection, injury, contaminants, and various chemicals that can be absorbed into the skin, causing various skin damage. As you get older, your skin will experience an aging process. One of the factors that causes aging is free radicals. To prevent and reduce the negative effects of free radicals, antioxidants are needed. One source of natural antioxidants which is believed to be efficacious in protecting skin health and beauty is the olive plants which is then processed into olive oil and has strong antioxidant activity is phenol. Purpose: This research aims to determine the antioxidant activity of facial serum samples combination with nanogold, hyaluronic acid, collagen, and olive oil. Method: Antioxidant activity test of facial serum combination with nanogold, hyaluronic acid, collagen and olive oil using the DPPH (2,2-diphenyl-1- picrylhydrazyl) method with spectrophotometer UV-Visible. Result: The IC50 value for the facial serum combination with nanogold, hyaluronic acid, collagen, and olive oil is 68,6711 μg/mL. Conclusion: The facial serum combination with nanogold, hyaluronic acid, collagen, and olive oil has strong antioxidant activity.