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Handog EB, et al
Not saying it doesn't occur, but it's super rare if you just take your time with it

Schizophyllan exhibits antioxidant, anti-aging and melanin production inhibitory activities, with an optimal antioxidant effect observed at a concentration of 2.0 mg/mL

Lawson DM, Treffry A, Artymiuk PJ, Harrison PM, Yewdall SJ, Luzzago A, et al
S.BoagniD.KimJ