Saeve Immortalis Chaga Botanical Elixir Absolute Youth 30ml is designed to reduce wrinkles and improve skin firmness and elasticity. Formulated with 67% Birch sap, it protects against aging thanks to its antioxidant action, while bringing radiance and hydration to the skin. It acts on all signs of aging: loss of firmness, wrinkles, expression lines, blemishes, dryness, loss of radiance.