★ Safer: Compared with chemically synthesized folic acid, active folic acid (65-5-methyltetrahydrofolate calcium) is safer and is a more suitable supplement for individuals. ★ Easier to absorb: From the perspective of the body's metabolic pathway, active folic acid is the first choice for people with MTHFR-TT genotypes with folate metabolism disorders. ★Widely applicable: People over 17 years old can supplement active folic acid, especially suitable for people with hypertension, hyperlipidemia, coronary heart disease, thrombosis, cardiovascular and cerebrovascular diseases.