FAQ
Frequently asked questions
- Is there an upper limit to the amount of ε-Polylysine added?
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There are no standards for use in non-food applications.
- What certifications does ε-Polylysine have?
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As a food additive, ε-Polylysine has been certified in Japan, South Korea, China, and the United States.
- Is polylysine GRAS certified by the US FDA?
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Only ε-polylysine (free form) has received GRAS certification for Polylysines. α-Polylysine and ε-Polylysine hydrochloride are not GRAS-certified due to different manufacturing methods. GRAS certification requires a strict review that also covers the manufacturing method. Only Polylysine manufactured by JNC, whose safety has been confirmed through strict review, has received GRAS certification for Polylysines. Please check the following article for the difference of each Polylysine.
- Can ε-Polylysine be used as a food additive overseas? Also, please tell us about the usage situation overseas.
- ε-Polylysine is available in Korea, China, and the United States, mainly for preservation purposes. The use of cosmetics and miscellaneous goods is possible in each country.
- Can I get a sample and evaluate it for product development?
- JNC provides samples for product development. ε-Polylysine 25% solution is available in 50 g and ε-Polylysine 50% powder in 25 g.
