Call it recurring headaches, unbearable migraines, depression, anxiety, muscle pain, arthritis flare ups, buzzing or ringing in the ears, chronic fatigue, fibromyalgia, irritable bowel syndrome (IBS), Crohn's disease, inflammation, even acid reflux, but don't call it ASD, or the patient may stop consuming synthetic sweeteners, and then not schedule more doctor visits.
The symptoms of ASD can change overnight, depending on how much chemical sweetener you consume, and which ones. Some combinations are especially toxic. Consumers can go from a migraine headache to vomiting or from vision problems to an upset stomach. Many people experience central nervous system disorders, cramping, nervous twitches and abnormal reflexes. Source Here