Do you use them?

I don't.

If you are using them, I would ask you to stop as soon as possible.

Here's Why?

Hair Dyes increase the risk of Cancer in women: Harvard study

https://timesofindia.indiatimes.com/life-style/health-fitness/health-news/hair-dyes-increase-the-risk-of-cancer-in-women-harvard-study/articleshow/77931820.cms

This study was done on 117,200 women who were observed for 36 years.

The researchers found that Hair Dyes can cause breast, skin and ovarian cancer.

The chemicals in Hair Dyes are ammonia, peroxide, p-phenylenediamine, diaminobenzene, toluene-2, 5-diamine and resorcinol.

Besides cancer, these chemicals can also cause serious skin, eye and lung irritation, chemical burns, blistering to the scalp and hair loss.

If you want to know more about this study, please click on the news article I've shared with you on this Blog.