April 28, 2011 No Comments Free Phenom Coconut Water Energy Drink at GNC – Coupon Print out the coupon and present to the cashier. Expires May 15, 2011. Locator. Free Phenom Coconut Water Energy Drink at GNC – Coupon – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.