Open Access Research Paper Views (1218) The amino acid profile of yeasts from ketchup factory waste as a candidate of single cell protein (SCP) Hotmaida Sidauruk, Tri Ardyati, Osfar Sjofjan Int. J. Biosci. 3(9), 36-43, September 2013. DOI: http://dx.doi.org/10.12692/ijb/3.9.36-43 Keywords: Amino acid profile, SCP, Yeast Details