Stress-Relax® by Natural Factors $35.99 60 Chewable Tablets - $35.99 120 Chewable Tablets - $67.99 10 Chewable Tablets - $94.99 Size 60 Chewable Tablets 120 Chewable Tablets 10 Chewable Tablets 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Tranquil Sleep formula is a unique combination of compounds that support relaxation and enhance natural sleep quality.* In a tasty, tropical fruit-flavored chewable tablet.