Bimonte M, De Lucia A, Carola A, Tito A, Buono S, Langellotti AL, Fogliano V, Colucci MG and Apone F.
Galdieria sulphuraria Relieves Oily and Seborrheic Skin By Inhibiting the 5-α Reductase Expression in Skin Cells and Reducing Sebum Production In Vivo.

Trichology and Cosmetology. Volume 1, tissue 1.