The Effect of Blue Light on the Scalp and Hair Follicles

    August 2025 in “ Aesthetic Cosmetology and Medicine ”
    Jakub Graca
    Image of study
    TLDR Blue light can damage hair and scalp, leading to hair loss.
    Blue light, a component of solar radiation, penetrates the scalp and hair follicles, causing oxidative stress, inflammation, and cell damage, which can lead to hair loss and other scalp issues. The study highlights the biological mechanisms by which blue light affects hair growth cycles and regeneration processes, emphasizing the importance of protective strategies such as antioxidants, filters, and reducing light exposure to mitigate these effects.
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