D-Ribose (300 Grams) by Alpha Science Labs

Source of carbohydrates to support energy production. Maintains performance and promotes endurance in extended (greater than 60 minutes), high intensity exercise. 
D-Ribose is used for heart disease, mental function, athletic performance, chronic fatigue syndrome (CFS), fibromyalgia, and many other conditions
Take 1 teaspoon (5 g), 2-3 times per day with food or as directed by your health care practitioner. Mix D-Ribose well in 1-2 cups (250-500 mL) of liquid (water, juice, etc.) immediately before consumption. Consult a health care practitioner for use beyond 8 weeks.

INGREDIENT PER 1 TEASPOON (5 g):
D-Ribose 100% pure … 5 g
Consult a health care practitioner prior to use if you are pregnant or breastfeeding. Ensure to drink enough fluid before, during and after exercise. Do not use if security seal is broken.