1,3-dimethylamylamine is a derivative of geranium oil which resembles the body’s own chemical messenger 1,3-dimethylamylamine exihibits a powerful CNS stimulanting ability, for increased energy, mental clarity, and physical performance. 1,3-dimethylamylamine works through a similar pathway as ephe drine, causing an increase in cAMP (the chemical messenger that triggers fat release and provides potent appetite suppression and thermogenic action).