Is Glukose useful for skin aging?

The provided knowledge contexts contain no information whatsoever about glucose and skin aging. No studies, mechanisms, or recommendations can be derived from these sources. Glucose is a simple sugar sometimes used as a humectant in skincare, but evidence for anti-aging effects is weak and largely based on theoretical assumptions. Elevated blood glucose can even promote skin aging through glycation. Without specific data from the context, a well-founded answer is not possible. Consumers should rely on established anti-aging strategies such as sun protection, antioxidants, and retinoids. Evidence: unclear.