In this exclusive HZ Tried & Tested showdown, we put two of the most sought-after natural brown hair colour options, Streax and L’Oréal Paris, through a real-world trial.

“I’m not ready. I’m not ready for this much gray,” she said. She openly put her gray hair on display before using a $9 box of dye from L’Oréal Paris to color her hair at home.

Nutrisse Hair Colour Mask and L'Oreal Excellence Cream, its other brands, occupied the fourth and fifth positions, respectively, in that list. Super Vasmol 33, from Hygienic Research, was second ...