China has come up with an effective concoction of piperine, capsaicin, and curcumin compounds to treat hair loss. All these ingredients are found in black peppers, chilli peppers, and turmeric respectively were researched for their efficacy and found to be an effective treatment for alopecia as the conventional minoxidil treatment.

Some previous studies have shown that when applied to the scalp, capsaicin stimulated the scalp, enhanced blood circulation and increases hair growth. The next study used a combination of piperine, capsaicin, and curcumin to treat alopecia areata. Patients were given this concoction for three months and effective results were seen.