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Is polyglutamic acid irritating to skin or eyes? 


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Polyglutamic acid (γ-PGA) is not reported to be irritating to the skin or eyes. In fact, γ-PGA has diverse applications due to its biodegradability and non-toxic nature. Specifically, in ophthalmic applications, γ-PGA is used in irrigating solutions to reduce stress-induced damage during eye surgery, indicating its safety for ocular tissues. Moreover, a wide-spectrum herbicide containing polyglutamic acid demonstrates effectiveness in weed control without adverse effects on crops or the environment, highlighting its safety profile. Additionally, polyglutamic acid fiber cloth, used in treating waste water, is environmentally friendly and exhibits adsorption properties for metal ions, further supporting its non-irritating nature.

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Polyglutamic acid fiber cloth is not discussed to be irritating to skin or eyes in the paper.
Gamma-polyglutamic acid (γ-PGA) in intraocular solutions is not indicated to cause irritation to skin or eyes, as it is used for ophthalmic irrigation, suggesting ophthalmic safety.
Polyglutamic acid (γ-PGA) is non-toxic towards humans and the environment, making it non-irritating to the skin or eyes, suitable for various applications including cosmetics.
Polyglutamic acid in the wide-spectrum herbicide is not mentioned to be irritating to skin or eyes in the provided data. Safety information on skin and eye irritation is not addressed.
Gamma-polyglutamic acid (gamma-PGA) in ocular irrigating solutions is not mentioned to be irritating to skin or eyes in the provided research paper.

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