Kojic acid can lead to skin irritation if left on the skin too long, so I was careful not to overdo it while also using tretinoin
References : [1] [3] [4] [5] [6] National Library of Medicine, Regenerative and Protective Actions of the GHK-Cu Peptide in the Light of the New Gene Data, Pickart, L., Margolina, A., July 2018 [2] National LIbrary of Medicine, The potential of GHK as an anti-aging peptide, Dou, Y., Lee, A., Zhu, L., Morton, J., Ladiges, W., March 2020
FAQ Can I take glutamine and glutathione together
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Antioxidant Supplements for Prevention of Mortality in Healthy Participants and Patients With Various Diseases
But as we delve into the world of wellness, a question arises: Can I take L-glutamine and glutathione together