The science behind argan oil. Is it really worth the hype, and the price tag?

Argan oil has been hailed as a cure-all for all your hair and skin care woes. The rave reviews are enough to convince anyone to put some argan oil in your shopping cart - that is, until you see the price. With a 1.7 ounce bottle costing up to $50 and so many other (cheaper) hair oils available on the market, any smart consumer would want to understand what exactly you're investing in.

NaturallyCurly's Curl Chemist, Tonya McKay, breaks down the science behind argan oil.

MORE: Argan Oil Hair Products

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Tonya McKay

Tonya McKay Becker is a curly-haired polymer scientist and cosmetic chemist whose academic and industrial research experience have provided her with expertise in the fundamentals and applications of polymer science and colloid chemistry. She has long had a fascination with the structure-property relationships of the complex solutions used in hair and skin care products, and how they interact with and impact these remarkable biological substrates. Ever curious, Tonya has dedicated herself for more than a decade to honing her expertise on the science of curly hair, how it differs from straight hair, and how product ingredients used on curly hair affect its health and beauty. Her passion for sharing this knowledge with others has led to her current career of educating people from all backgrounds who share an interest in this exciting field.