The main component of Yan Ruyu oral liquid is deep-sea fish peptide protein, which contains very high activity. As long as people take it, they can help themselves to absorb it better, especially to further promote the synthesis of collagen in the body, which can make the skin more oily and shiny, and such products can bring whitening effect, because they contain a lot of vitamin C, which can reduce the precipitation of pigment on the skin, dilute pigmentation and inhibit the appearance of melanin. In addition, it also contains a lot of pectin, which can help people to detoxify, bring the effect of beauty beauty, and improve skin relaxation. Can Yan Ruyu oral liquid really whiten skin? As long as you have a deep understanding of this product, you can find that this product can really bring good whitening effect.