To evaluate the nutritional value of Eucheuma gelatinae and improve its comprehensive application potential,this experiment determined E. gelatinae basic nutrients,amino acids,fatty acids and mineral elements. Results showed that the mass fractions of water,ash,crude fiber,crude fat,crude protein and total carbohydrate of E. gelatinae were 12.03%,10.63%,5.03%,0.25%,3.73% and 73.36%,respectively. It contained 17 amino acids including eight essential amino acids,and the first limiting amino acid was tryptophan. There were ten kinds of fatty acids that were found in E. gelatinae,and three of which included arachidonic acid,eicosapentaenoic acid and docosahexaenoic acid with important physiological functions. Moreover,Na,Mg,Ca,Fe,Zn and Cu were also found to be rich in E. gelatinae. The findings indicate that E. gelatinae has high nutritional value and application prospects.
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