: Brooks Powell pitched a hangover-prevention supplement developed during his time at Princeton University.

: Alfonso Tejada introduced a low-calorie pasta substitute made from hearts of palm.

: Deal. Lori Greiner invested $350,000 for 15% equity (plus a $350,000 line of credit).

Shark Tank , the season finale originally aired on February 25, 2018, featured four entrepreneurs seeking investments from Sharks Mark Cuban , Barbara Corcoran , Lori Greiner , Robert Herjavec , and guest Shark Bethenny Frankel . Episode 24 Guide: Products & Deals

: This episode included a look back at the most exciting and profitable investments of Season 9.

: Uki Deane pitched a line of comfortable, stylish Bermuda-inspired swimwear for men and women.

: Mariella Scott and Anita Sun Eisenburg presented professional-grade compression facial masks made from cotton lace.

: No Deal. Despite the pitch, the Sharks did not invest.