Evidence-Based Skincare Articles

Astaxanthin for skin may support moisture, elasticity, and resilience to UV stress. Review the human evidence, realistic benefits, dosing, and limitations.

Growth factor serums use signaling proteins intended to support repair and collagen. Review the clinical evidence, formulation issues, safety, and how to choose one.

Does gua sha actually work for anti-aging? We review the clinical evidence, explain what's proven, and flag what's still marketing hype.

Squalane oil mimics your skin's natural lipids to reduce moisture loss and strengthen the barrier. Learn the science, benefits, and how it pairs with retinol.

Choose a peptide serum by its ingredients, evidence, formulation, and packaging. Compare Matrixyl, Argireline, GHK-Cu, benefits, and limitations.

Slugging seals the skin with an occlusive such as petrolatum to reduce water loss. Learn who benefits, how to do it safely, and when not to layer it over actives.

Hyaluronic acid benefits include deep hydration, plumper skin, and reduced wrinkles. Learn how molecular weight affects absorption and why HA matters after 40.

Vitamin C serum benefits include collagen synthesis, photoprotection, and dark spot fading. Learn how L-ascorbic acid fights skin aging and pairs with retinol.

Menopause face changes are driven by estrogen loss and collagen decline. Learn how to rebuild skin firmness, hydration, and elasticity with proven ingredients.

Sun damage face repair is backed by clinical evidence. Learn which ingredients reverse photoaging, rebuild collagen, and restore skin texture after UV damage.