Can vitamin b3 niacinamide or azelaic acid used together?
NeehhaSep 7, 2017
my dermatologist gave me azealic acid foam 15% to used in morning and tretnoin cream at night to fade melasma on my both cheek & nose .I have heard that vitamin c & niacinamide both are good to help facial pigmentation .so after using azealic acid can i used niacinamide & in evening vtamin c followed by tretnoin at night to speed up the process.
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