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

July 2026 in “International Journal of Applied Pharmaceutics”

This review discusses the dermatological and systemic adverse effects of hair dye use, particularly focusing on the common allergen para-phenylenediamine, and reports no new clinical data.

research Hair cosmetics

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

This article reviews innovations in hair cosmetics, focusing on esthetic procedures and products in the Indian market, and reports no new experimental findings.

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”

This study found that the majority of "hypoallergenic" hair dyes still triggered allergic reactions in patients sensitive to para-phenylenediamine.

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

15 citations , July 2022 in “Nano Research”

This study suggests that using cholesterol-free liposomes, specifically PPD-Lip, as a delivery system with dutasteride may enhance the treatment of androgenetic alopecia by promoting hair regrowth in mice models.

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”

In this study, an ammonia-free and PPD-free permanent hair dye was tested on 50 ethnically diverse females, showing no cases of contact dermatitis and significant improvements in hair shine, color, moisturization, porosity, and combability after two dyeing sessions.

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community Bee venom better than minoxidil?

in Research/Science 1061 upvotes 10 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.

495 upvotes 1 year 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.

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