Coconut water: coconut water is thought to have health benefits. Its 94% water and fairly low in calories. It seems to be a good source of B vitamins and potassium. Coconut water contains electrolytes, various plant hormones, enzymes, and amino acids. Some substances in coconut water could theoretically have antioxidant benefits in the body.
Scientific studies of coconut water have been limited. One study suggested that drinking coconut water might be associated with a lower rate of heart attacks. Another study found that coconut water is significantly lowered systolic blood pressure in 71% of people with hypertension.