Best Vitamin B9 (Folic Acid) Supplements of 2025

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 9, 2025

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Vitamin B9, also known as folic acid, is an essential nutrient that plays a crucial role in the production of red blood cells and DNA synthesis. While it can be found naturally in foods such as leafy greens, legumes, and citrus fruits, some individuals may require additional supplementation. Vitamin B9 supplements are available in various forms, including tablets, capsules, and gummies. These products are often recommended for pregnant women to prevent birth defects and for individuals with certain medical conditions that affect nutrient absorption. It is important to consult with a healthcare professional before starting any new supplement regimen.

At a Glance: Our Top Picks

Nutricost Folic Acid Capsules Cover #TOP 1
Nutricost Folic Acid Capsules
ftb score rating icon 9.8
Nature Made Folic Acid Supplement, 250 Tablets Cover #TOP 2
Nature Made Folic Acid Supplement, 250 Tablets
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L Methyl Folate 15mg plus Methyl B12 Cofactor Cover #TOP 3
L Methyl Folate 15mg plus Methyl B12 Cofactor
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Top 10 Vitamin B9 (Folic Acid) Supplements

#TOP 1

Nutricost Folic Acid Capsules

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Nutricost Folic Acid Capsules Cover
Nutricost Folic Acid (Vitamin B9) 1000 mcg, 240 Capsules

If you're looking for a high-quality Folic Acid supplement, Nutricost Folic Acid Capsules are an excellent choice. With 240 capsules per bottle, you'll have a long-lasting supply of this essential vitamin. Each capsule contains 1000mcg of Folic Acid, providing an optimal dose for your daily needs. Nutricost uses only the highest quality Folic Acid, and this supplement is Non-GMO, Soy Free, and Gluten Free, making it a great option for those with dietary restrictions. Additionally, Nutricost Folic Acid Capsules are made in a GMP compliant, FDA registered facility, ensuring that you're getting a safe and reliable product.

What We Like
240 capsules per bottle for a long-lasting supply
Contains 1000mcg of Folic Acid per capsule, providing an optimal dose
Non-GMO, Soy Free, and Gluten Free, making it a great option for those with dietary restrictions
High quality Folic Acid used
Made in a GMP compliant, FDA registered facility, ensuring a safe and reliable product
#TOP 2

Nature Made Folic Acid Supplement, 250 Tablets

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Nature Made Folic Acid Supplement, 250 Tablets Cover
Nature Made Folic Acid 400 mcg (665 mcg DFE), Dietary Supplement for Nervous System Function, 250 Tablets, 250 Day Supply

The Nature Made Folic Acid Supplement is a dietary supplement that contains 400 mcg of folic acid per tablet. This supplement is recommended for women of childbearing age and pregnant women as part of their daily regimen. Folic acid plays a critical role in the proper development of the baby’s nervous system, supports nervous system function, and reduces the risk of having a child with a neural tube defect. It may also play a significant role in heart health. The supplement is gluten-free, with no preservatives or artificial flavors. Always take in conjunction with a B12 supplement.

What We Like
Supports nervous system function
May play a significant role in heart health
Reduces the risk of having a child with a neural tube defect
No preservatives, artificial flavors, or gluten
USP verified for ingredients, potency, and manufacturing process
#TOP 3

L Methyl Folate 15mg plus Methyl B12 Cofactor

L Methyl Folate 15mg plus Methyl B12 Cofactor Cover
L Methyl Folate 15mg plus Methyl B12 Cofactor - Professional Strength, Active 5-MTHF Form - Supports Mood, Methylation, Cognition – Bioactive forms of Vitamin B9 & B12 (60 Capsules)

The L Methyl Folate 15mg plus Methyl B12 Cofactor supplement provides a professional strength dose of 15mg L Methyl folate in the active 5-MTHF calcium salt form, which supports mood, homocysteine methylation, cognition, and neurotransmitter production involved in concentration, sleep, energy, hormones & mood. It also supports heart health and nerve function by maintaining healthy homocysteine levels and nitric oxide production.

What We Like
Provides clinically validated dosage of 15mg L Methyl folate in the 5-MTHF calcium salt form
Methylcobalamin B12 and Methylfolate have co-dependent relationships
Methylfolate is the most metabolically active and bloodstream-ready form of Folate or Folic Acid
Supports neurotransmitter production involved in concentration, sleep, energy, hormones & mood
Supports heart health and nerve function by maintaining healthy homocysteine levels and nitric oxide production
#TOP 4

Vitamatic Folic Acid 1000 mcg (1 mg) - Vegetarian Tablets

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Vitamatic Folic Acid 1000 mcg (1 mg) - Vegetarian Tablets - 1667 mcg DFE - Vitamin B9 (240 Count (Pack of 1))

Vitamatic Folic Acid 1000 mcg (1 mg) is a high-quality vegetarian supplement that supports healthy prenatal development and nervous system. Its non-GMO formula is gluten-free and free of sugar, starch, soy, yeast, corn, wheat, egg, artificial color, flavor & preservatives. This supplement is made in the USA with strict GMP standards, ensuring its quality and effectiveness.

What We Like
Supports healthy prenatal development
High-quality folic acid for healthy fetal development & nervous system
Non-GMO formula that is gluten-free and free of other allergens
#TOP 5

Thorne 5-MTHF 1mg Supplement - Supports Cardiovascular Health, Fetal Development, and Nerve Health

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Thorne 5-MTHF 1mg Supplement - Supports Cardiovascular Health, Fetal Development, and Nerve Health Cover
THORNE 5-MTHF - Methylfolate (Active B9 Folate) Supplement - Supports Cardiovascular Health, Fetal Development, Nerve Health, Methylation, and Homocysteine Levels - 60 Capsules - 5-MTHF 1mg

The Thorne 5-MTHF 1mg Supplement is a breakthrough in active folate supplementation that supports healthy methylation, blood vessel and nerve function, and optimal homocysteine metabolism. With 60 capsules per bottle, this gluten-free supplement provides the nutritional cofactors needed to support cardiovascular health, fetal development, and a healthy outlook. Thorne Research is a trusted brand, chosen by champions and partnered with Mayo Clinic for wellness research and content.

What We Like
Supports healthy methylation, blood vessel and nerve function, and optimal homocysteine metabolism
Provides nutritional cofactors for cardiovascular health and fetal development
Gluten-free
Trusted brand chosen by champions and partnered with Mayo Clinic for wellness research and content
#TOP 6

Micro Ingredients Folic Acid Softgels

Micro Ingredients Folic Acid Softgels Cover
Folic Acid 1,000 mcg, 500 Coconut Oil Softgels (1mg) | Essential Prenatal Vitamins (Vitamin B9) | 1,667 mcg DFE | Third Party Tested, No Artificial Colors or Flavors | Non-GMO, Gluten Free

Micro Ingredients Folic Acid Softgels are a convenient and easy way to supplement your daily folic acid intake. Each pouch contains 500 softgels, providing 1,000mcg of pure folic acid in a one-a-day formula. These mini softgels are infused with coconut oil, which aids in the absorption of nutrients. Taking these softgels on a daily basis may promote benefits for pregnant women and those planning to conceive, supporting brain, heart, and spinal development. The combination of folic acid and coconut oil allows for a more complete nutrient uptake over time. These premium non-GMO softgels are made without soy, dairy, gluten, preservatives, colors, and flavors, ensuring a safe and potent product.

What We Like
Convenient one-a-day formula
Infused with coconut oil for better absorption
Promotes brain, heart, and spinal development
#TOP 7

Best Naturals Folic Acid 1000 mcg, 240 Tablets

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Best Naturals Folic Acid 1000 mcg, 240 Tablets Cover
Best Naturals Folic Acid 1000 mcg (Vitamin B9), 240 Tablets

Best Naturals Folic Acid 1000 mcg is a Vitamin B9 supplement that comes with 240 tablets per bottle. It is Non-GMO, Gluten-Free, and free from artificial color, flavor, sweetener, preservatives, sugar, milk, corn, soy, egg, lactose, gluten, wheat, yeast, fish, and sodium. Proudly made in the USA, it is GMP compliant and FDA registered. Additionally, it is 3rd party lab tested for purity and quality.

What We Like
240 tablets per bottle
Non-GMO & Gluten-Free
No artificial color, flavor, sweetener, preservatives, sugar, milk, corn, soy, egg, lactose, gluten, wheat, yeast, fish, and sodium
#TOP 8

NOW Folic Acid 800 mcg + B-12 (Cyanocobalamin) 25 mcg, 250 Tablets

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NOW Folic Acid 800 mcg + B-12 (Cyanocobalamin) 25 mcg, 250 Tablets Cover
NOW Foods Supplements, Folic Acid 800 mcg + B-12 (Cyanocobalamin) 25 mcg, B Complex Vitamin, 250 Tablets

The NOW Folic Acid 800 mcg + B-12 (Cyanocobalamin) 25 mcg supplement supports healthy homocysteine metabolism which can aid in cardiovascular health. Simply take one tablet daily with a meal. The supplement is UL Dietary Supplement Certified, GMP, Kosher (Triangle K), and non-GMO. The GMP Quality Assurance ensures that the manufacturing process has been examined and laboratory/testing methods have been tested for stability, potency and product formulation. Additionally, the product is packaged in the USA by a family-owned and operated company since 1968.

What We Like
Supports healthy homocysteine metabolism which can aid in cardiovascular health
UL Dietary Supplement Certified, GMP, Kosher (Triangle K), and non-GMO
GMP Quality Assurance ensures manufacturing process is examined and lab/testing methods are tested for stability, potency and product formulation
Easy to take, simply take one tablet daily with a meal
Long-standing family owned and operated company since 1968
#TOP 9

Nature's Bounty Folic Acid Supplement, 800mcg, Tablet 250 Count(Pack of 3)

Nature's Bounty Folic Acid Supplement, 800mcg, Tablet 250 Count(Pack of 3) Cover
Nature's Bounty Folic Acid Supplement, Supports Cardiovascular Health, 800mcg, Multi, No Flavour,750 Count, Pack of 3

Nature's Bounty Folic Acid Supplement is an important vitamin B9 supplement that supports heart health and healthy cell growth. It also supports energy metabolism, making it an ideal supplement for pregnant women. Note that this product is not intended to diagnose, treat, cure or prevent any disease.

What We Like
Supports heart health.
Important for healthy cell growth.
Supports energy metabolism.
#TOP 10

Amazing Formulas Folic Acid Supplement (240 Tablets)

Amazing Formulas Folic Acid Supplement (240 Tablets) Cover
Amazing Formulas Folic Acid 1000 Mcg (1 Mg) 240 Tablets Supplement | Vitamin B9 | Non-GMO | Gluten Free | Made in USA

Get your daily dose of Folic Acid with Amazing Formulas Supplement! Each tablet contains 1000 mcg of Folic Acid, giving you 240 servings per bottle. This supplement is Non-GMO, Gluten Free, and Third Party Tested, ensuring the highest quality product. Manufactured in accordance with GMP Standards and proudly made in the USA, you can trust the purity and potency of this supplement.

What We Like
240 servings per bottle
Non-GMO and Gluten Free
Manufactured in accordance with GMP Standards
Buying Guide Image

Decide Which Vitamin B9 (Folic Acid) Supplements Are Best for You

What is Folic Acid and Why is it Important?

Folic acid, also known as vitamin B9, is a water-soluble vitamin that plays a crucial role in many of the body's processes. It is essential for the production of DNA and RNA, the body's genetic material, and it helps to produce red blood cells and convert food into energy. Folic acid is also needed for the proper functioning of the nervous system.

How Much Folic Acid Do You Need?

The recommended daily allowance (RDA) of folic acid for adults is 400 micrograms (mcg) per day. Pregnant women and women who are breastfeeding need higher amounts of folic acid, between 600 and 800 mcg per day.

How Can You Get Enough Folic Acid from Your Diet?

Folic acid is found naturally in many foods, including leafy green vegetables, fruits, nuts, beans, and peas. Fortified foods, such as bread, cereal, pasta, and rice, are also a good source of folic acid. Many breakfast cereals are fortified with 100% of the RDA for folic acid.

However, it can be difficult to get enough folic acid from your diet alone. This is why taking a folic acid supplement can be helpful, especially for women who are pregnant or planning to become pregnant.

Choosing a Folic Acid Supplement

When choosing a folic acid supplement, it's important to look for one that contains 100% of the RDA for folic acid. This will ensure that you're getting enough of the vitamin to meet your daily needs.

It's also a good idea to choose a supplement that is easy for your body to absorb. Folic acid supplements come in different forms, including tablets, capsules, and liquids. Some forms of folic acid, such as the type found in fortified foods, are not as well absorbed by the body as other forms.

Another thing to consider when choosing a folic acid supplement is whether it contains any other ingredients. Some supplements contain additional vitamins and minerals, such as vitamin B12, which can be beneficial. However, it's important to be careful not to take too much of any one nutrient, as this can cause side effects.

When Should You Take a Folic Acid Supplement?

Folic acid supplements are most commonly taken by women who are pregnant or planning to become pregnant. This is because folic acid can help to prevent birth defects of the brain and spine, known as neural tube defects.

However, folic acid supplements can be beneficial for anyone who wants to ensure that they are getting enough of this important vitamin. It's especially important for people who are at risk of folic acid deficiency, such as those with certain medical conditions or who follow a strict vegan or vegetarian diet.

Conclusion

Folic acid, or vitamin B9, is an essential nutrient that plays a crucial role in many of the body's processes. Getting enough folic acid from your diet can be difficult, which is why taking a folic acid supplement can be helpful. When choosing a folic acid supplement, look for one that contains 100% of the RDA for folic acid and is easy for your body to absorb.

Frequently Asked Questions (FAQs)

1. What is vitamin B9 folic acid needed for?

Vitamin B9, also known as folic acid, is essential for various functions in the body. It helps in the formation of DNA and RNA, plays a role in protein metabolism, and is involved in breaking down harmful amino acid called homocysteine.

2. What are the symptoms of a B9 deficiency?

A deficiency in vitamin B9 (folic acid) can lead to anemia and increase the risk of heart disease. It is particularly important during early pregnancy for proper fetal development. Common signs of deficiency include tiredness, weakness, shortness of breath, heart palpitations, and difficulty concentrating.

3. What happens when you take folic acid everyday?

Taking folic acid every day is generally safe and beneficial. However, there is some concern that long-term use of high doses (0.8-1.2 mg daily) may increase the risk of certain health issues, such as cancer and heart problems, especially in individuals with existing heart conditions. It's important to consult with a healthcare professional before starting any supplementation regimen.

Editor's Notes

During our vitamin b9 (folic acid) supplement research, we found 24 vitamin b9 (folic acid) supplement products and shortlisted 10 quality products. We collected and analyzed 262,351 customer reviews through our big data system to write the vitamin b9 (folic acid) supplements list. We found that most customers choose vitamin b9 (folic acid) supplements with an average price of $13.95.

The vitamin b9 (folic acid) supplements are available for purchase. We have researched hundreds of brands and picked the top brands of vitamin b9 (folic acid) supplements, including Nutricost, Nature Made, Triquetra Health, Vitamatic, THORNE. The seller of top 1 product has received honest feedback from 30,673 consumers with an average rating of 4.9.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.