Greens - under this name there are hidden matrices of plant origin components in the form of powder concentrates (to replace fresh fruits and vegetables): fruits, vegetables and some herbs contain active biological components, such as : bioflavonoids, microelements and vitamins, which can complement the diet short in unprocessed plant origin products. Concentrates of fruit, vegetable and herbs should be used in low-calorie weight-loss diet, during a heavy strength exercising (hard workouts), and as supplementation of shortages of fresh fruits and vegetables. They are strengthening and vitaminizing.