2022年7月8日 · Dermatologists explain the benefits of using castor oil for hair, including if it works for thickness and hair growth. Plus, get tips on how to use it.

2023年3月10日 · Some people say that using castor oil on a monthly basis can cause hair to grow faster, but there is no scientific proof to back this up.

2024年1月25日 · Does castor oil grow hair? There is no concrete clinical evidence to support castor oil’s ability to grow hair.

2024年8月6日 · Applying castor oil once a month can boost hair growth up to five times the usual rate. It can moisturize a dry, irritated scalp. Castor oil's antibacterial and antifungal properties can reduce dandruff. It can help grow hair in other body parts, like the eyebrows and eyelashes.

2024年4月11日 · Castor oil is best used on those with dry or flaky scalps and brittle hair—it is an oil, so it might be overkill for use on those who already have oily hair. There's also anecdotal evidence to suggest it can be effective on the eyelashes and eyebrows.

According to the USDA, one tablespoon (15 ml) of castor oil provides: 1. Promotes Hair Growth. Castor oil is renowned for its ability to stimulate hair growth. The ricinoleic acid in the oil helps improve blood circulation to the scalp, delivering essential nutrients to the hair follicles.

2024年3月5日 · The TL;DR is no. "Castor oil will not grow hair," says Perry Romanowski, a cosmetic chemist and the author of Beginning Cosmetic Chemistry. "There is no evidence for it and no scientific...

2024年7月22日 · Does Castor Oil Help Hair Grow? Although there are countless claims that castor oil can help promote hair growth, there is limited scientific evidence to back that up.

2024年4月27日 · Does castor oil stimulate hair growth? “No studies exist showing castor oil can increase hair growth >1cm/month, which is the FDA standard of hair growth,” says Dr. Hill.