No-poo: why do we shampoo our hair?

Do you ever wonder while you’re shampooing and conditioning – is this really necessary?

The no-poo movement encourages people to ditch their products and turn to homemade concoctions, or nothing at all.

Norman and Tegan rinse out the evidence for and against hair care, and how we got here in the first place.

References:

• Clean: A History of Personal Hygiene and Purity
• Shampoo and Conditioners: What a Dermatologist Should Know?
• The "No-poo" Craze: What do Gwyneth Paltrow, Kim Kardashian, Adele and Howie Mandel have in common? They don’t "poo" - McGill University
• Essentials of Hair Care often Neglected: Hair Cleansing
• Unlocking the secrets of the hair microbiome: From scalp health to therapeutic advances
• Parabens in Cosmetics - US Food and Drug Administration

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You can listen to more episodes of the What’s That Rash? podcast with presenters Norman Swan and Tegan Taylor on the ABC Listen app (Australia) or wherever you get your podcasts. We answer your questions on everything from TikTok wellness trends to wonder drugs and diet myths.