Apple cider vinegar (ACV) has long been praised as a natural remedy for a wide range of beauty and wellness concerns — from digestion to skincare to hair health. When it comes to hair specifically, countless people swear by it for tackling dandruff, boosting shine, reducing buildup, and restoring balance to the scalp. I had seen the glowing testimonials, the before-and-after photos, and the DIY rinse recipes all over social media. But honestly? I had no idea whether any of it actually worked.
So I decided to find out for myself.
I kept coming across claims that leaving diluted apple cider vinegar in your hair overnight could dramatically improve texture, shine, and overall scalp health. Some people described their hair as “silky,” “stronger,” and even “faster-growing” after consistent use. Others said it completely eliminated flakes and itchiness. It sounded almost too good to be true — which made me skeptical, but also curious.
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