A Study on the Protective Efficacy and Cell Proliferation of Dermal Papilla Cells by Spirulina Extract

Different substances affect hair and skin cell growth in various ways.

This study found that polysaccharide extracts from ginseng, green tea, shiitake, and aloe vera effectively protected human follicle dermal papilla and keratinocyte cells by promoting cell proliferation or inhibiting apoptosis, suggesting potential for these extracts as ingredients in cosmetics or pharmaceuticals to prevent hair loss.

Different substances affect hair and skin cell growth in various ways, with some promoting and others inhibiting cell proliferation.

This study found that combining herbal extracts with PRP increased human dermal papilla cell proliferation via ERK and Akt protein regulation, suggesting its potential for developing hair growth therapies.

This study found that dermal hair papilla and sheath cells have lower collagen secretion than fibroblasts, suggesting different functions, and that routine culture medium supports their optimal growth and proliferation.