Best Magnesium Vitamin B9 Supplements of 2025

Phoebe Cooper Avatar
Phoebe Cooper
Last Updated: 2 Feb 2025

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Magnesium Vitamin B9 Supplements are a combination of two essential nutrients that play a vital role in maintaining overall health. Magnesium is an important mineral that helps stabilise blood pressure, supports healthy bones and muscles, and aids in the production of energy. Vitamin B9, also known as folic acid, is crucial for cell growth and development, particularly during pregnancy. The supplements are designed to provide a convenient and effective way to ensure adequate intake of both magnesium and vitamin B9, which can be difficult to obtain through diet alone.

At a Glance: Our Top Picks

Folate (L-Methylfolate) 1000μg Capsules by Health Leads Cover #TOP 1
Folate (L-Methylfolate) 1000μg Capsules by Health Leads
ftb score rating icon 9.8
Folate 400μg Capsules for Pregnancy Cover #TOP 2
Folate 400μg Capsules for Pregnancy
ftb score rating icon 9.7
Vegavero Natural Folic Acid 400 mcg Capsules Cover #TOP 3
Vegavero Natural Folic Acid 400 mcg Capsules
ftb score rating icon 9.5

Top 5 Magnesium Vitamin B9 Supplements

Folate (L-Methylfolate) 1000μg Capsules by Health Leads

Health Leads ...Working With Nature
0520
Folate (L-Methylfolate) 1000μg Capsules by Health Leads Cover
Folate (L-Methylfolate) 1000μg x 90 Capsules, 5-MTHF Active Form of Folic Acid/Vitamin B9, Please See Our 400mcg Version for Pregnancy, Magnesium Stearate Free, Made in Wales

The Health Leads Folate Capsules provide a pioneering additive-free supplement option, made in Wales with a focus on quality and purity. Featuring 5-MTHF, the active form of folic acid, these capsules ensure better absorption, which is beneficial for your overall health. This product is particularly useful for women trying to conceive, as folic acid is crucial during pregnancy. With a commitment to high standards, you can trust that you are choosing a reliable supplement to support your nutritional needs.

What We Like
Additive-free formula
Better absorption of folate
Supports pregnancy health
Manufactured in Wales

Folate 400μg Capsules for Pregnancy

Health Leads ...Working With Nature
Folate 400μg Capsules for Pregnancy Cover
Folate (L-Methylfolate) 400μg x 90 Capsules - 5-MTHF Active Form of Folic Acid/Vitamin B9 - Supports Normal Maternal Tissue Growth During Pregnancy - PRENATAL- Magnesium Stearate Free - Made in Wales

Health Leads Folate Capsules provide a pioneering additive-free supplement, manufactured in Wales to ensure quality and purity. These capsules are essential for women trying to conceive or during early pregnancy, as the World Health Organisation recommends a daily intake of 400μg of folic acid to support maternal tissue growth. The active form of folic acid, 5-MTHF, is more effectively absorbed by your body. With a commitment to high standards, you can trust these supplements for your health and wellbeing.

What We Like
Additive-free formulation
Made in Wales
Active 5-MTHF form
Supports pregnancy health
Quality-controlled manufacturing

Vegavero Natural Folic Acid 400 mcg Capsules

VV-VITA-304
Vegavero Natural Folic Acid 400 mcg Capsules Cover
Vegavero Natural Folic Acid Pregnancy 400 mcg | NO Additives | Vitamin B9 Methyl Folate Supplements | Preconception & Maternal Tissue Growth | 120 Vegan Capsules

Vegavero Folic Acid Capsules provide a significant dose of 400 mcg of natural L-methylfolate, essential for normal blood formation and a healthy immune system. This supplement is particularly beneficial during pregnancy and menopause, helping to reduce fatigue and supporting cell division. The capsules are free from synthetic additives, making them a clean choice for your health. With a vegan-friendly formula, you can feel confident knowing you are consuming a high-quality product that supports your well-being.

What We Like
Natural L-methylfolate form
Additive-free and vegan
Supports immune and brain health
Helps reduce fatigue
120 capsules per bottle
#TOP 4

Igennus Pure Methyl Folate 400 mcg Tablets

IGN270
Cream Beige
Igennus Pure Methyl Folate 400 mcg Tablets Cover
Igennus Pure Methyl Folate 400 mcg, 180 Tablets, Clean Label, Methylated Form of Folic Acid 5-MTHF (Vitamin B9), Vegan, Suitable for Pregnancy, One-a-Day, 6 Month Supply

Igennus Methyl Folate Tablets provide a bioavailable form of L-Methylfolate, which is highly absorbable, ensuring you achieve 1.8 times higher blood levels compared to standard folic acid. With a clean formula, these tablets contain only hypoallergenic ingredients, making them vegan and free from unnecessary additives. The ideal dose of 400 mcg taken once a day supports long-term use and meets 200% of the Nutrient Reference Value. This supplement is particularly beneficial during pregnancy, as folate plays a crucial role in normal tissue growth and helps reduce fatigue.

What We Like
Highly absorbable folate form
Vegan and non-GMO ingredients
Convenient one-a-day dosage
Supports pregnancy health
Expertly formulated for quality
#TOP 5

Fairvital Folic Acid 800mcg - 250 Tablets

83725
87 g (Pack of 1)
Fairvital Folic Acid 800mcg - 250 Tablets Cover
Fairvital | Folic Acid 800mcg - Vitamin B9-250 Tablets

Fairvital Folic Acid offers a high dosage of 800µg of vitamin B9 in each tablet, making it easy for you to meet your daily needs. The formula is free from gluten, lactose, and artificial additives, ensuring a pure supplement that suits various dietary requirements, especially for vegans. With a three-month supply in an airtight can, you can enjoy the convenience of long-lasting freshness and easy dosing. The product is manufactured under strict quality assurance standards, providing you with peace of mind regarding its purity and safety.

What We Like
High dosage of folic acid
Vegan and allergen-free
Three-month supply
Quality assurance standards
Easy dosing lid
Buying Guide Image
Editor's Notes

During our magnesium vitamin b9 supplement research, we found 13 magnesium vitamin b9 supplement products and shortlisted 5 quality products. We collected and analyzed 16,128 customer reviews through our big data system to write the magnesium vitamin b9 supplements list. We found that most customers choose magnesium vitamin b9 supplements with an average price of £10.03.

The magnesium vitamin b9 supplements are available for purchase. We have researched hundreds of brands and picked the top brands of magnesium vitamin b9 supplements, including Health Leads ...Working With Nature, Vegavero, Igennus Healthcare Nutrition, fairvital. The seller of top 1 product has received honest feedback from 509 consumers with an average rating of 4.9.

Written by
Phoebe Cooper Avatar

In 2000, Phoebe Cooper graduated from the University of London as a Pharmacist. She practiced as a Pharmacist for the better part of 2 decades. Phoebe says she has worked in the majority of health sectors and has sufficient accumulated knowledge and experience. In her practice, Phoebe published a series of eBooks, one of which is titled "Good Health Good Living."