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All Vitamin B9 study protocols

Vitamin B9 and Folic Acid: study protocols

8 study groups took Vitamin B9 together with Folic Acid. These are the doses the studies gave. They are not a recommendation.

Vitamin B9: what the research found →

Dose per serving from research: Vitamin B9

8 study groups in 4 studies say how much Vitamin B9 participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 250 mcg to 500 mcg, 50% of 8 study groups.

Daily doseStudy groups
250 mcg or less
1
250 mcg to 500 mcg
4
500 mcg to 1 mg
1
1 mg to 2.5 mg
0
2.5 mg to 5 mg
2

Dose per serving from research: Folic Acid

8 study groups in 4 studies say how much Folic Acid participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 250 mcg to 500 mcg, 75% of 8 study groups.

Daily doseStudy groups
250 mcg or less
1
250 mcg to 500 mcg
6
500 mcg to 1 mg
0
1 mg to 2.5 mg
0
2.5 mg to 5 mg
1

Commonly used together

6 of 8 study groups took Vitamin B9 and Folic Acid with something else, but nothing that 3 or more different studies gave.

8 study groups

Study
Kidney function and risk of cardiovascular disease and mortality in kidney transplant recipients: the FAVORIT trial
2012 · standard multivitamin with high doses of folic acid, vitamin B6 and vitamin B12 · Men and women aged 35–75 years, at least 6 months after kidney transplant, with stable kidney function and elevated serum homocysteine
1 mg5 mg——
Serum Concentrations of Folate Forms Following Supplementation of Multimicronutrients with 400 µg or 800 µg Mix of (6S)-5-Methyltetrahydrofolate and Folic Acid (1:1) in Women of Childbearing Age
2024 · 800 µg group · Nonpregnant women aged 18–45 years in good physical and mental health
400 mcg400 mcg8 weeks101
Serum Concentrations of Folate Forms Following Supplementation of Multimicronutrients with 400 µg or 800 µg Mix of (6S)-5-Methyltetrahydrofolate and Folic Acid (1:1) in Women of Childbearing Age
2024 · 400 µg group · Nonpregnant women aged 18–45 years in good physical and mental health
200 mcg200 mcg8 weeks100
Effects of prenatal micronutrient and early food supplementation on metabolic status of the offspring at 4.5 years of age. The MINIMat randomized trial in rural Bangladesh
2016 · MMS · Pregnant women in rural Bangladesh; offspring assessed at 4.5 years
400 mcg400 mcg—439
Maternal cortisol and stress are associated with birth outcomes, but are not affected by lipid-based nutrient supplements during pregnancy: an analysis of data from a randomized controlled trial in rural Malawi
2015 · LNS · Pregnant women aged 15–49 years in rural Malawi, enrolled at up to 20 weeks of gestation
2.8 mg400 mcg—418
Maternal cortisol and stress are associated with birth outcomes, but are not affected by lipid-based nutrient supplements during pregnancy: an analysis of data from a randomized controlled trial in rural Malawi
2015 · MMN · Pregnant women aged 15–49 years in rural Malawi, enrolled at up to 20 weeks of gestation
2.8 mg400 mcg—415
Effects of prenatal micronutrient and early food supplementation on metabolic status of the offspring at 4.5 years of age. The MINIMat randomized trial in rural Bangladesh
2016 · Fe30F · Pregnant women in rural Bangladesh; offspring assessed at 4.5 years
400 mcg400 mcg—458
Effects of prenatal micronutrient and early food supplementation on metabolic status of the offspring at 4.5 years of age. The MINIMat randomized trial in rural Bangladesh
2016 · Fe60F · Pregnant women in rural Bangladesh; offspring assessed at 4.5 years
400 mcg400 mcg—454
Vitamin B9 and Folic Acid: study protocols | supp.fit