skinChemists Youth Series 2% Collagen Facial Serum is a lightweight anti-aging serum formulated to improve firmness, smooth fine lines and refresh mature skin. Fast-absorbing and easy to layer, it delivers hyaluronic acid for deep hydration and aloe vera to soothe and calm irritation. Use morning and evening after cleansing — apply a few drops to slightly damp skin, press and smooth over face and neck, avoiding the eye area. With regular use you may notice softer, smoother skin in week 1, improved texture and tone by week 4, and greater firmness and radiance over time. Suitable for mature and all skin types. For best results, pair with a broad-spectrum SPF in the morning and a nourishing night cream in the evening. External use only, patch test recommended, keep out of reach of children.