Patents

P&G Patents Method To Improve Penetration of Vitamin B3 Compounds

Two compositions are noted in US Patent No. US Patent No. 11,583,488 B2.

US Patent No. 11,583,488 B2 (Lu Zhang, Peter Brendan Styczynski, Sudeep Chakravarty, Joseph Michael Zukowski, Chuiying Li, Mason); The Procter & Gamble Company, Cincinnati, OH, has patented a method of improving skin penetration of a vitamin B3 compound where skin health or appearance benefit is desired. It entails applying a low-pH skin care composition comprised of a first concentration of a vitamin B3 compound and a pH less than 5; and thereafter applying a second skin care composition that is comprised of a second concentration of the vitamin B3 compound. The second concentration is higher than the first concentration.

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