Is Polyvinylpyrrolidone Harmful to Human Body?

Polyvinylpyrrolidone, with CAS 9003-39-8, is a kind of white powder.

Polyvinylpyrrolidone is one of the most distinctive N-vinyl amide polymers and a widely studied fine chemical. This compound is produced by polymerizing the monomer N-vinylpyrrolidone (NVP) under the action of an initiator. Polyvinylpyrrolidone is widely used in the fields of medicine, food, cosmetics and detergents. According to normal usage, it will not cause harm to the human body.


PVP has excellent physiological inertness, does not participate in human metabolism, has relatively high biocompatibility, and is basically non-irritating to human skin, eyes and mucous membranes. Therefore, it can be used as an auxiliary material such as adhesives, detoxifiers and co-solvents in the pharmaceutical field. For application, PVP itself is not carcinogenic and can form complexes with characteristic polyphenol compounds such as tannins. It can be used as a clarifier and stabilizer for beer and fruit juice. It can also be used in the field of cosmetics such as sunscreen, etc. Among skin care products, it can enhance the moisturizing and lubricating effects.

As long as PVP-related products are added in accordance with relevant national addition standards, they are safer and have no obvious toxic or side effects on the human body. However, patients should be careful not to choose products with excessive PVP added. At the same time, patients allergic to PVP materials should also try their best to Avoid use as it may cause allergic reactions.

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