Famous Oil Hair Before Shampoo 2023. Web overview when it comes to protecting and nourishing dry, brittle hair, hot oil treatments are a popular option. A 2016 study in toxicology research reported a significant increase in hair growth and thickness among female mice following topical application of lavender oil.

When you can go for it: Do your ends appear thinner and lighter than the upper portions of your hair? The extra oil reduces the amount of water your hair soaks up during washing, reducing hydra fatigue.