Side effects for digestive tract health. Adverse Effects of Monosodium Glutamate. Monosodium glutamate is an excitotoxin which can cause. It causes headaches and sweating. Monosodium glutamate is also the reason behind facial pressure or tightness. Ephedra 2. a main ingredient in Herbalife has known to cause: psychosis 3. tremors 4. kidney stones 5. high blood pressure; sweats; rapid heart beats 6. damage to the heart 7. other organs It has been linked to strokes, seizures and death. Rapidly decreasing weight some time become lethal to nutritional status and leads to malnutrition. Ephedra, a main ingredient in Herbalife has known to cause: psychosis, tremors, kidney stones, high blood pressure; sweats; rapid heart beats, damage to the heart and other organs.cause: 1. You have to follow an appropriate way of decreasing weight and better consult dietitian. Our body does not process glutamate as it is naturally processed glutamic acid. Rosella flowers are also often pinned on Herbalife products … All Herbalife products side effects are rare and subjective, and with proper observational usage, all side-effects can be minimized.