MARTIDERM Proteos Hydra Plus SP Proteoglicanos SP Ampoules start working from the first use, moisturising and brightening skin, leaving it more supple. They contain UVA/UVB sunscreen that protect from radiation. One of the active ingredients, plant proteoglycans, deeply moisturise the skin, hold water and have firming qualities. Proteoglicanos Ampoules also contain pure vitamin C, an essential antioxidant that helps to repair the connective tissue and boost collagen production, as well as having a depigmenting effect.Its fluid, emollient and moisturising texture leaves skin feeling soft and light, with no oily feeling.