SAVE YOUR MONEY.
If u look at the nutritional facts, it has a very little amount of servings per container. TOO little to be effective.
Also, there are not enough documented studies to validate the effectiveness of ribose.
IMHO, stick with creatine. Prolab creatine or any other CREApure creatine are reputable. PLus they are cheaper than Biotests' overhyped products.