$18.99 for Pura D'or Premium Organic Hair-Loss-Prevention Shampoo ($37 List Price)

Organic argan oil joins forces with DHT blockers to create this premium shampoo designed to bolster healthy hair growth in men and women. The shampoo also nourishes and strengthens strands with tea-tree and rosemary oils, Dead Sea salts, biotin, and vitamin B complex. Since the formula is free from chemical additives, it's gentle enough to use daily on any hair type, unlike a glue-on clown wig.