Nutritional and Antinutritional Profile of Borassus aethiopum Mart (African Palmyra Palm) Shoots
Keywords:
Palmyrah Palm, Borassus aethiopum, Shoots, Nutritional, Anti–nutritional.Abstract
Borassus aethiopum (African palmyrah palm) shoots was analysed for its nutritional and antinutritional compositions. The proximate composition showed 56.33%w/w moisture, 11.2%DW crude fibre, 6.9%DW crude protein and 81%DW available carbohydrate. Mineral content (per 100g dried sample) indicates the presence Mg (640mg), Ca (433.3mg), K (236.7mg), Mn (12.85mg), Zn (12.74) and Fe (11.5mg/100gDW) as the most abundant. The level of toxic Pb and Cd in the shoot is of great concern considering their health effect. Amino acids analyses showed that the shoot is not a good protein source when compared to WHO/FAO/UNU reference standard for school children. Nevertheless, the shoot contains an appreciable amount of essential amino acids (lysine, threonine, phenylalanine and tyrosine) above the reference standard for adult. The concentrations of hydrocyanic acid, nitrate, oxalate and phytate were lower than the reference toxic standard level.
The results indicate that the B. aethiopum shoot is a food stuff with appreciable levels of both macro and micro nutrients as well as safe levels of antinutritional factors.
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