Written by: Mantasha
12 June 2025
Tech entrepreneur Bryan Johnson claims red light therapy (RLT), combined with topical treatments and diet, helped reverse his hair loss and graying within a year.
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RLT uses low-level red or near-infrared light to stimulate hair follicles and boost skin cell growth. It may reduce wrinkles, spots, and skin sagging.
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Beyond hair regrowth, RLT is often used to improve skin appearance and slow visible signs of aging.
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Options range from red-light wands, masks, and helmets to caps, combs, and dome-like devices, each targeting specific needs.
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Some studies support RLT for skin and hair growth benefits. However, experts emphasize that more robust research is needed to confirm these effects.
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Generally considered safe short-term, RLT can cause mild side effects like skin irritation or brief discomfort.
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Consult a dermatologist before using RLT. Following device guidelines (session duration, frequency, and intensity).
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