Formulating on Trend: Hyperpigmentation Treatment Serum

This 'Formulating on Trend' focuses on formulating a serum to reduce PIH and advises using thickeners, brightening agents, preservatives and more.
This "Formulating on Trend" focuses on formulating a serum to reduce PIH and advises using thickeners, brightening agents, preservatives and more.
Photo 198774248 © Svitlana Ponurkina | Dreamstime.com

Post-inflammatory Hyperpigmentation (PIH) is a skin disorder that appears as tan, brown or purple tone in skin after damage, irritation or trauma. It can result in the over-production of melanin or irregular dispersion of pigment after cutaneous inflammation. 

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