0 Grams of sugar. Only 5 calories per pouch. Sugar free. A good source of vitamin C. Hapi vs. Leading Kids Juice Drink: Sugar per 6 fl oz - 0g; 16 g. Calories per 6 fl oz - 5; 60. Vitamin C % daily value - 90%, 10%. Naturally sweetened & nothing artificial. Healthy kids are hapi kids. 4 years ago I met KB Parkes, a dentist and father of two beautiful kids. Together, we created Hapi Water, the best tasting kids drink with 0 grams of sugar and only 5 calories. Help us fight childhood obesity and type II diabetes and be HAPI! -Karsten, Co-Founder & Former Army Ranger. The best tasting sugar free kids drink ever made. hapidrinks.com. Follow Us: Facebook. Twitter. Instagram. 5% Promise: Hapi Drinks is committed to donating 5% of pre-tax income to St. Jude's Children's Hospital in order to promote childhood well-being.