TikTok’s very own Dr Max, M.D. has taken on the social media summer trend of using fresh lemon juice as a “holiday hack” for getting “beach sun-kissed hair”, saying it’s not 100% risk-free. But this “hack” is older than TikTok – older even than most of the people using TikTok. So we thought we’d take a look, and consider how risky the beauty trend really is. TikTok doctor casts doubt on popular DIY hair lightening methodContact dermatitis, hair dryness and scalp irritation are all possible side effects of engaging in this kind of DIY faux-natural hair bleaching, he says. The hack, or trend, Dr…