The reason garlic is so toxic, the sulphone hydroxyl ion penetrates the blood brain barrier, just like DMSO, and is a specific poison for higher life forms and brain cells.
We discovered this much to our horror, when I was the world's largest manufacturer of ethical EEG biofeedback equipment. We'd have people come back from lunch that looked clinically dead on the encephalograph, which we used to calibrate their progress. "Well, what happened?" " Well, I went to an Italian restaurant and there was some garlic in my salad dressing!".
Repellent breath, offensive body odour and from bowels when discharged; Can stimulate lustful gratifications when eaten cooked.
When eaten raw they can create aggravation, agitations, anxieties and aggressiveness and cause emotional outbursts and anger.
More isanity here.