Expert profile
Howon Noh
Health content creator
Hair health and evidence-graded self-care protocols
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17 minAnalysed
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About the expert
Focus: Hair health protocols and evidence grading
Howon Noh is a health content creator who makes protocol-style videos. His hair-health content sorts treatments by how well each one is supported. His clinical credentials are not stated in the source.
Expert discussions with Howon Noh
Does anything stop hair loss apart from medication?
A five-level protocol running from shampoo and washing habits, through nutrition, to microneedling and rosemary oil, up to prescription drugs and transplants. The biology at the centre is well established: testosterone converts to DHT, which shrinks hair follicles in people who inherited sensitivity to it. The levels are presented as a ladder, but the evidence doesn't stack evenly — nearly all of the proven effect sits in level four, the prescription drugs.