Since baking soda can take away stains from arduous surfaces and tooth, it will possibly additionally fade colours out of your hair after quite a few washes. However, it principally works on dyed hair, particularly for semi-permanent dye colour. For non-dyed hair, baking soda alone is not robust sufficient to wash away the pure pigment of your hair. According to Hair Trivia, the important thing to creating a robust lightening resolution at house is to mix baking soda with hydrogen peroxide — a stronger bleaching chemical generally present in hair dyes. So technically, you’ll be able to incorporate baking soda into your DIY haircare resolution.
However, Botox Capilar strictly warns in opposition to utilizing baking soda to lighten hair that’s too darkish or just lately dyed. The purpose being is baking soda is not formulated for use on hair, and utilizing it on hair colour that’s orange, yellowish, or reddish will trigger extra hurt to your hair than good. Speaking of hair harm, baking soda can strip your hair of pure oils, weaken your hair fibers, and make your hair extra susceptible to breakage. Baking soda has a pH of about 9, whereas a 2014 research printed within the International Journal of Trichology means that any hair product with a pH larger than 5.5 has the potential to annoy and harm the scalp. If you’ve got a dry pores and skin situation — like eczema — don’t apply baking soda to your hair.