Yeah I drink a consistent amount of Monster every day, and I work out very regularly. I have subscriptions for Monster and for my particular brand of whey. I ca

Yeah I drink a consistent amount of Monster every day, and I work out very regularly. I have subscriptions for Monster and for my particular brand of whey. I can't think of anything else -- though cat litter is a perfect example, too -- that I'd sign up for a subscription for. Even my deodorant seems to be used at different rates.