Mengenix Muscle Rampage When you are working out to increase muscle mass, try to keep your diet full of fresh, whole foods.Mengenix Muscle Rampage Be sure that you are eating healthy when training. You need to do things like increasing protein and avoiding foods rich in fat. That doesn't mean you need to eat more. Instead, eat more healthily.Mengenix Muscle Rampage When you work out to build muscle mass, try eating a diet rich in whole, fresh foods. Avoid eating a diet that has prepackaged foods because these generally contain additives and other preservatives. These toxins can harm your overall health. Eating a healthy diet boosts your immune system and will increase the effectiveness of your exercise routine.