Metabolic Greens Plus Review Wonder why you stop losing weight smoothly after you touch your 40’s? This is mainly because of your fading metabolism. Even though this age is not that high, but this is the point where your bodily functions are no more like they were in your teenager days. This is the time where you stop losing weight as you used to, even after the same amount of workout and exercise. Experts believe that if the metabolism can be somehow improved, the weight reduction can be achieved regardless of your age. Metabolic Greens+ is there to boost your metabolism in the most natural possible way.