How Does BeautF Golden Age Ultimate Refining Anti-Aging Serum Work? BeautF Golden Age Ultimate Refining Anti-Aging Serum is a serum designed to provide the skin with antioxidants, anti-aging, wrinkle reduction and dark spot removal. It is formulated using the most advanced formulation and manufacturing technology with the most natural ingredients, allowing its ingredients to quickly adapt to the skins natural pH levels, thus ensuring its safety and efficacy. BeautF is the first and only serum approved by the FDA for the treatment of skin aging and dark spots. When BeautF is applied, it quickly penetrates deep into the skin, providing nutrients and moisture to reduce the appearance of wrinkles and dark spots. What makes BeautF Golden Age Refining Anti-Aging Serum special: