
Keywords: Vegan; Vegetarian; Biomarkers; Omega-3 index; Ageing; Omega-3 fatty acids; ANOVA; analysis of variance; ALA; alpha-linolenic acid; ASA24; Automated Self-Administered 24-h Recall; DHA; docosahexaenoic acid; DPA; docosapentaenoic acid; EPA; eicosapentaenoi