Phytochemical Profile of Trigonella foenum graecum Linn.

The seasonal variation of protein, amino acids and alkaloids has been investigated in leaves, stem, roots and seeds of Trigonella foenum graecum. The leaves of Trigonella foenum graecum showed high level of protein content during summer season (5.131 mg/g dry wt.) than monsoon (4.563 mg/g dry wt.) and winter (4.637 mg/g dry wt.) season. Comparative account of amino acid content of leaves of Trigonella foenum graecum showed higher level in summer season (0.914 mg/g dry wt.) and lowest amount of amino acid content in the leaves during monsoon (0.832 mg/g dry/wt.) season. The leaves of Trigonella foenum graecum showed high level of alkaloid content in seeds (4.167 mg/g/dry wt.) and lower alkaloid content in root (range 1.006 to 1.231 mg/g dry wt.)