AHPA: If DMAA is in geranium, synthesized version is a lawful dietary ingredient 30-Apr-2012 By Elaine Watson If DMAA (1,3-Dimethylamylamine) exists naturally in geranium - which has been in the food supply for years - synthesized DMAA is also a lawful dietary ingredient permitted for use in supplements, says the American Herbal Product Association (AHPA).