16 of the Best Beauty Products at Trader Joe's — All Under $10

Trader Joe's Shea Butter & Coconut Oil Hair Serum ($5)

With aromas as sweet as a warm summer's day, this hair serum is a dream come true. It can help manage frizz and flyaways as well as add shine to your hair. Infused with shea butter, coconut oil, argan oil, vitamin E, keratin, and other plant-based extracts, this product leaves your mane feeling silky and hydrated.