NY Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. When it comes to hair, you always want what you can’t have — and if ...

Both Prose and Function of Beauty offer custom hair care regimens, which are formulated based on a questionnaire you fill out. Both brands also have discounts if you purchase their products on a ...

— Recommendations are independently chosen by Reviewed’s editors. Purchases you make through our links may earn us a commission. Sure, it's easy to run to the drug store when you're low on shampoo and ...