The 10g dosage into three lots and include one at the midway stage of their workout. Ribose needs to be taken with some precautions Grow Extra Inches Review when it comes to dosage. Taking 10g or more on an empty stomach may lead to temporary lightheadedness. It is recommended that single doses of Ribose should be 5g or less and taken with food, sports drinks or a juice drink. It should not be taken by nursing mothers or pregnant women. The human body many chemicals called "nucleotides" for the creation of energy transporters .