R1 Clear Whey Isolate by Rule 1Rule 1 R1 Clear Whey Isolate Rule 1 R1 Clear Whey Isolate offers a refreshing take on traditional protein shakes, delivering 20 g of high quality whey protein isolate in a light, juice style drink. Designed for those who want the benefits of fast absorbing whey without the heaviness of a milky texture, this formula mixes cleanly, tastes crisp, and supports everyday recovery and hydration needs. With only 90 calories per serve and virtually no fat or