Which one is better ? Pre workout boosters with DMAA Just today we will be talking about the latter group of supplements, specifically the ingredients of the pre-workout products. Famous DMAA (geranium, geranamine, ginseng extract, 1,3 dimethylamylamine or methylhexanamine) is a neurotransmitter that has a thermogenic action. As you know, many fake products in this market. DMHA (2-Aminoisoheptane) comes in …