Retinoids darker skin types

In general, retinoids are also well tolerated in darker skin types however, retinoid dermatitis may cause post-inflammatory hyperpigmentation. In addition, progressive hyperpigmenta-... 

Retinoids 2-6 weeks before 2 days before in photoaging 1-2 weeks before in PIH, melasma and in darker skin types... 

In contrast to photodamage, when treating conditions such as melasma and PIH, retinoids should either be discontinued 1 or 2 weeks before peeling or completely eliminated from the peeling preparation to avoid postpeel complications such as excessive erythema, desquamation, and PIH. These conditions are more common in darker racial/ethnic groups, populations at greater risk for postpeel complications. Similar precautions should be taken in acne patients with darker skin types (V and VI). 

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