There are many commercial supplements that claim to fatten up buds and improve flavor, but most of these work by adding simple sugar.
GNC - New Park Mall in Newark, California (Nutritional Supplements ) - Location & Hours. Elemental Iron (from Ferrous Fumarate). 150mg Ferrous Fumarate provides ferrous (Fe2+) iron, which is more bioavailable than ferric (Fe3+) iron found in polysaccharide iron supplements. It also has the highest elemental iron content of available oral iron salts which allows for once a day dosing.
swami select seeds