Looking to spice up your relationship? Meet your new secret weapon. Created in collaboration with Millionaire Matchmaker Patti Stanger, this couples kit is designed to spark the romance. Red Diamond is a sensual blend of jasmine, grapefruit, and amber with a touch of citrus. Contains high potency pheromones to attract him. Black Diamond is a bold blend of cedar, blackcurrant and lemon. Undertones of oak, white amber and musk. Contains high potency pheromones to attract her. What are pheromones? Pheromones are known to induce a variety of behaviors but are most recognized for triggering sexual arousal in others.