Nine are known amino acids (alanine, tyrosine, phenyl alanine, valine, threonine, arginine, leucine, D and L-isoleucine and aspartic acid), 2 alkanoic acids
in form of butanoic acids and its ã- hydroxyl isomer, a dipeptide (serine-arginine) as well as a rare compound named 2-amino-7-methyl octanoic acid were
isolated from Nymphaea lotus.

Keywords: Nymphaea lotus, Nymphaeaceae, amino acids

Nigerian Journal of Natural Products and Medicine Vol. 11 2007 pp. 83-84