What medicine can cure gray hair and turn it black? Popular topics and scientific analysis on the Internet in the past 10 days
As life pressure increases and age increases, the problem of gray hair has become a focus of concern for many people. Recently, discussions about "white hair turning black" have become increasingly popular on social platforms, health forums and news media. This article will combine the hot topics on the Internet in the past 10 days, sort out relevant scientific opinions and potential solutions, and attach structured data for reference.
The following are the hot discussion keywords and platform distribution related to "grey hair treatment" in the past 10 days:

| keywords | Search volume (daily average) | Main discussion platform |
|---|---|---|
| Home remedies for turning white hair into black | 5,200+ | Xiaohongshu, Douyin |
| Polygonum multiflorum cures gray hair | 3,800+ | Baidu knows, Zhihu |
| Black sesame benefits | 6,500+ | Weibo, Bilibili |
| Research on the causes of vitiligo | 2,100+ | PubMed, popular science website |
1. Main causes of gray hair
Medical research shows that gray hair is closely related to the following factors:
2. Potentially effective drugs and ingredients
According to recent research and clinical trials, the following ingredients may be helpful in improving gray hair:
| Ingredients/drugs | Mechanism of action | research support |
|---|---|---|
| Polygonum multiflorum extract | Promote melanocyte proliferation | Some animal experiments are effective (need to be wary of liver toxicity) |
| Black sesamin | Antioxidant, tyrosine supplement | Commonly used in traditional medicine, lacking large-scale clinical verification |
| PABA (para-aminobenzoic acid) | Improve hair follicle metabolism | 20th Century Studies, attention has declined in recent years |
| Copper peptide topical | Activate tyrosinase activity | Japanese laboratory-stage research in 2023 |
1. Risks of folk prescriptions
Methods such as "soaking black beans in vinegar" and "rubbing the scalp with ginger" that have recently been popular on Douyin lack scientific basis and may irritate the scalp or cause allergies.
2. Drug side effects
Excessive use of Shouwu may cause liver damage. In March 2024, the State Food and Drug Administration issued a relevant warning announcement.
Regarding the problem of gray hair, the Dermatology Branch of the Chinese Medical Doctor Association recommends:
Summary: There is currently no specific drug that can completely reverse gray hair, but comprehensive conditioning may slow down the process. It is recommended to treat it with a scientific attitude and avoid blindly trying risky folk remedies.
(Note: The statistical period of the data in this article is from May 10 to May 20, 2024. The sources include Baidu Index, Weibo hot search list and academic databases.)
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