Dietary intakes for the MTHFR risk, MTHFR non-risk and control groups at M0 and M3. Table S2. Dietary intakes by MTHFR risk and MTHFR non-risk participants who received folate-related goal (i.e. those who were told to increase their folate intake and those who were told to maintain their current folate intakes) compared with those who received generic healthy eating advice at M0 and M3. Table S3. Dietary intakes by MTHFR risk and MTHFR non-risk participants who were told to increase their folate intake compared with those who received generic healthy eating advice at M0 and M3. Table S4. Comparison of dietary intakes for the MTHFR risk, MTHFR non-risk and those who received personalised nutrition advice without genotype (levels 1 and 2) at M0 and M6. Table S5. Comparison of dietary intakes for the MTHFR risk, MTHFR non-risk and those who received personalised nutrition advice without genotype (levels 1 and 2) at M0 and M3. (DOCX 36 kb)