Can FADS1 help with skin aging?

Based on the provided context, there is no direct information linking FADS1 to skin aging. FADS1 is involved in fatty acid metabolism, which may theoretically influence skin health, but the evidence is weak and mechanistic at best. Consumer genetic tests often overstate such associations. For skin aging, proven factors include UV protection, antioxidants, and lifestyle. A single FADS1 variant is unlikely to have a meaningful impact. Therefore, the evidence level is 'mechanistic/unclear'. Always consult a dermatologist for personalized advice.