The key ingredient of the ampoule is a unique formula “nano collagen particles” which are only 1/280 the size of traditional collagen molecules, Heiu Collagen Peptide Ampoule is able to penetrate deeply into the skin and utilized by the cells the deepest layer. The ampoule controls the balance between the oil and water in the skin, effectively protecting the skin against fatigue and from sagging due to excessive oil production. The main ingredients collagen peptide and hyaluronic acid enhances skin metabolism and preserves skin moisture, keeping the skin soft and resistant to inflammation. It also moisturises the stratum corneum, making the facial skin soft. The ampoule is effective to provide long-term moisture for the skin and repairs the skin to make it softer, smoother and more lustrous.