Ma amino acid amagwira ntchito ngati chelators zachilengedwe, kumangiriza ku mchere wofunikira monga chitsulo, zinki, ndi manganese, ndikuthandizira kutengedwa kwawo ndi mizu ya zomera. Njira ya chelation iyi imalepheretsa kutsekeka kwa michere m'nthaka, nkhani wamba ndi feteleza wamba, kuwonetsetsa kuti mbewu zimalandira ma micronutrients oyenera. Mwachitsanzo, glycine ndi glutamic acid amathandizira kuyamwa kwa calcium ndi magnesium, yofunika kwambiri pa photosynthesis ndi kukula kwa zipatso. Powonjezera kugwiritsa ntchito bwino kwa michere (NUE), feteleza wa amino acid amachepetsa kufunikira kwa mankhwala owonjezera, kutsitsa mtengo komanso kuchepetsa kuwononga chilengedwe.