Over Greens
Green juice is a powdered dietary supplement made from concentrated vegetables, fruits, algae and/or grasses. The exact ingredients in green juice powders vary, but common ones include wheatgrass, barley grass, spirulina, chlorella, kale, spinach, broccoli, and other leafy greens. In addition, antioxidants, fiber, enzymes, probiotics, and vitamins and minerals can be added to green juice to increase the nutritional value of a greens supplement.