does taking glutathione orally work Oral has been everyone on my timeline but it actually work?! Looking at the data, it’s very modest to be honest. I’d recommend sticking to what we know works fo hyperpigmentation in What Happens When You Stop

Most injection site reactions resolve within 24-48 hours

The existing research suggests GHK-Cu has a good safety profile for topical use

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One study suggested an 87% decrease in iron release with the help of GHK-Cu to lower oxidation in damaged tissues

Honda, Y., Kessoku, T., Sumida, Y., Kobayashi, T., Kato, T., Ogawa, Y., Tomeno, W., Imajo, K., Fujita, K., Yoneda, M., Kataoka, K., Taguri, M., Yamanaka, T., Seko, Y., Tanaka, S., Saito, S., Ono, M., Oeda, S., Eguchi, Y., Aoi, W., Nakajima, A

Side Effects / Risks While Glutathione injections are generally safe, there may be some mild side effects, such as redness or swelling at the injection site