Polyvinylpyrrolidone
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0.00
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Description
The food additive E1201, also known as polyvinylpyrrolidone (PVP), is a synthetic water-soluble polymer. It is obtained by polymerization of the monomer N-vinylpyrrolidone, a controlled industrial process that produces a white or slightly yellowish, hygroscopic powder with a high capacity to form complexes with other substances. Its physicochemical properties include being odorless, tasteless, and stable over a wide pH range. PVP is mainly used as a stabilizer, coating agent, clarifying agent, and complexing agent in foods.
Its history as an additive dates back to the mid-20th century, and it was approved in the European Union after evaluations by EFSA and WHO. The Acceptable Daily Intake (ADI) established by EFSA is 0-50 mg/kg body weight, considered safe at authorized use levels.
Regarding food safety, EFSA has concluded that there are no genotoxic or carcinogenic concerns, and chronic toxicity studies show no relevant adverse effects. Labeling must indicate 'polyvinylpyrrolidone' or 'E1201' in the ingredient list. Although it is a synthetic polymer, its safety profile is favorable, and it is used in dietary supplements, wines, beers, and other products.
E1201 is used in various food categories according to Regulation EC 1333/2008. It is used as a clarifying agent in wines and beers, helping to remove phenolic compounds and improve stability. It also acts as a stabilizer in dietary supplements, especially in tablets and capsules, where it improves dissolution and bioavailability of nutrients.
In confectionery products, it can be used as a coating agent to provide shine and protect against moisture. Authorized limits vary: in wines, up to 80 mg/L; in supplements, up to 50 mg/kg of final product. Compared to the FDA, the United States allows its use in supplements and as a clarifying agent in wines, with similar limits. Japan also authorizes it, although with additional restrictions in some foods. In the Spanish market, it is found in red and white wines, craft beers, and vitamin and mineral supplements.
Its versatility is due to its ability to form complexes with tannins and other molecules, improving the clarity and stability of beverages.
Scientific studies have not documented significant adverse effects associated with the consumption of E1201 at authorized doses. EFSA, in its 2020 re-evaluation, concluded that there is no evidence of genotoxicity, carcinogenicity, or reproductive toxicity.
The biological mechanism is based on the fact that PVP is not significantly absorbed in the gastrointestinal tract, being mostly excreted unchanged. No specific sensitive populations have been identified, although people with allergies to synthetic polymers could present reactions, but these are extremely rare. No interactions with medications are known. WHO also supports its safety, establishing an ADI of 0-50 mg/kg.
In conclusion, E1201 is considered safe for the general consumer, with no documented side effects at permitted use levels.
- PVP
- Polyvidone
- Povidone
- Polyvinylpyrrolidone K30
- 1-Ethenyl-2-pyrrolidinone homopolymer
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