Myths vs facts: Folsäure and Stress

Folic acid (synthetic folate) is often marketed as an 'anti-stress vitamin,' but the scientific evidence is limited. Fact: Folate is essential for methylation and the synthesis of neurotransmitters like serotonin and dopamine, which regulate mood. A deficiency can therefore indirectly impair stress resilience. Myth: High-dose folic acid can 'cure' acute or chronic stress. Studies show no consistent benefit of supplementation in individuals with normal folate levels. Moreover, indiscriminate intake of folic acid (especially >1 mg/day) can mask vitamin B12 deficiency, delaying neurological damage. Stress is multifactorial – diet, sleep, exercise, and psychosocial factors play larger roles. A blood test for folate and homocysteine is more useful than blanket supplementation. MyBody-X tests (e.g., nutrient deficiency or DNA tests) can indicate genetic variants in folate metabolism (e.g., MTHFR), but single SNPs usually have small effects. Bottom line: Folic acid is not a stress miracle; a balanced diet rich in folate from leafy greens and legumes is the best approach.