One of the B-complex of vitamins, vitamin B5 is also known as pantothenic acid.
The USRDA for vitamin B5 is 10 mg per day.
These include, vitamin B1 (thiamine), vitamin B2 (riboflavin), vitamin B3 (Niacin), vitamin B5 (pantothenic acid), vitamin B6 (pyridoxine), vitamin B7 (biotin), vitamin B12 (cobalamin), and choline (the unofficial B vitamin).
Examples of B vitamins that improve the health of black hair include vitamin B5 and biotin.
Vitamin-B5 , also called pantothenic acid, and vitamin-B3, also called niacin, are both vital.