The National Health Service (NHS) has issued a strong recommendation for pregnant women and those planning to conceive to incorporate folic acid into their daily routine. This essential vitamin, also known as vitamin B9, plays a critical role in supporting the healthy development of a baby's brain and spine.
Why Folic Acid Is Crucial During Pregnancy
Folic acid is a synthetic form of folate, a vitamin that naturally occurs in foods like broccoli and leafy greens. The NHS emphasizes that taking folic acid is vital for producing healthy red blood cells and reducing the risk of neural tube defects, such as spina bifida, which affect the brain and spine.
According to the health service, women should start taking folic acid as soon as they begin trying for a baby, ideally three months before conception, and continue through the first 12 weeks of pregnancy. However, it can be beneficial to take it beyond this period, especially if there is a risk of anaemia.
Recommended Dosage and Special Cases
The standard dose advised by the NHS is 400 micrograms per day. However, in cases where there is an increased risk of neural tube defects, a doctor may prescribe a higher dose, typically 5 mg. Factors that elevate this risk include a personal or family history of such defects, diabetes, obesity, sickle cell disease, or the use of certain medications for epilepsy or HIV.
It is essential to consult a healthcare professional before starting any new supplement regimen to determine the appropriate amount and duration based on individual health needs.
Common Questions About Folic Acid Intake
Should folic acid be taken with food? The NHS states that folic acid can be taken with or without food, but tablets should be swallowed whole with water. For liquid forms, use the provided measuring tool to ensure accuracy.
What if I miss a dose? Missing one or two doses is generally not harmful, but consistent forgetfulness should be discussed with a doctor. Never double up on doses to compensate for a missed one.
Does folic acid affect fertility? There is no evidence that folic acid reduces fertility in men or women. While it does not aid in conception, it is recommended during the trying phase and early pregnancy for developmental benefits.
Natural Sources of Folate in Diet
In addition to supplements, folate can be obtained from various foods. Good dietary sources include:
- Broccoli and brussels sprouts
- Leafy green vegetables like spinach and kale
- Peas, chickpeas, and kidney beans
- Fortified breakfast cereals
Note that liver should be avoided during pregnancy due to its high vitamin A content, which can be harmful.
The NHS reassures that folic acid is generally safe, with overdosing unlikely to cause harm, but advises speaking to a pharmacist or doctor if concerns arise. Setting reminders or using alarms can help ensure consistent intake for optimal health outcomes.



