The effect on systolic BP (top number), is modest, and more thn on the diastolic (bottom number).
The effective dose may be higher than many people may want: equivalent to 4 cloves of raw garlic daily. Unknown if cooked or crushed/minced.Etc has same effect. Heating and releasing the sulfurous compounds (odor causing) affect the med effect.
This dose can cause gas, upset stomach
, social probs.