Thanks to its many positive qualities, tea tree oil is an oft-used ingredient in a variety of beauty products, including shampoo. The naturally antibacterial oil deeply cleanses the hair and scalp.

Trader Joe's has a beauty section with skin care, hair care, and body products. INSIDER's Caroline Aghajanian put $50 worth of its beauty products to the test for one week to see how they work.

Paul Mitchell's Tea Tree Lemon Sage Thickening Shampoo is formulated with vitamin B5s and tea tree oil to help follicles grow back thicker. The interplay of what we eat, stress levels, and genetics ...

I’ll let you in on a secret: shampoo is not the devil. I know, I know. If you’re a fellow naturalista you’ve probably been told countless times about the horrors of shampoos and how they dry out your ...