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research DERMATOLOGICAL AND SYSTEMIC REACTIONS TO HAIR DYES: CURRENT EVIDENCE AND MANAGEMENT

July 2026 in “International Journal of Applied Pharmaceutics”

Hair dyes, especially with PPD, can cause skin and rare systemic reactions, and safer alternatives are needed.

research Hair cosmetics

43 citations , January 2013 in “Indian Journal of Dermatology, Venereology and Leprology”

The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.

research A multifunctional cholesterol-free liposomal platform based on protopanaxadiol for alopecia therapy

15 citations , July 2022 in “Nano Research”

A cholesterol-free liposomal platform using protopanaxadiol effectively promotes hair growth and treats alopecia.

research Patch tests with commercial hair dye products in patients with allergic contact dermatitis to para-phenylenediamine

6 citations , January 2016 in “Indian Journal of Dermatology Venereology and Leprology”

Most hair dyes can cause allergic reactions, so test before use.

research A clinical evaluation of a permanent hair dye designed to reduce allergic contact dermatitis and hair damage

9 citations , July 2022 in “Journal of Cosmetic Dermatology”

The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.

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community Bee venom better than minoxidil?

in Research/Science 1061 upvotes 7 months ago

Bee venom at 0.001% concentration was more effective than 2% minoxidil in promoting hair growth in mice, possibly due to increased growth factors and reduced inflammation. Caution is advised due to potential allergic reactions and the reliance on animal data.

community I messed up. Regrew my hair and then lost it all.

in Update 495 upvotes 9 months ago

Stopping hair loss treatments like finasteride and minoxidil can result in losing regrown hair, highlighting the importance of consistent use. Restarting these treatments may cause temporary shedding, but hair can regrow with continued use.

community Good News, PP405 is out on Shopee

in Product 266 upvotes 4 months ago

A product called "PP405 Hair Follicle Serum" is being sold on Shopee, claiming to cure baldness without clinical trials or FDA approval, but users are skeptical and refer to it as "snake oil." Some users discuss testing the product's contents, while others share their experiences with hair loss treatments like finasteride.

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