Skip to main content

Vitamin · Supplement ingredient

Vitamin B9 (5-Methyltetrahydrofolate)

Vitamin B9 (5-Methyltetrahydrofolate) is listed on 333 U.S. supplement product labels in the NIH DSLD, #433 of 4,614 by label frequency.

333
Products
#433 of 4,614
By frequency

How common is Vitamin B9 (5-Methyltetrahydrofolate)?

Number of supplement labels listing Vitamin B9 (5-Methyltetrahydrofolate) vs nearby vitamin ingredients

products
Source NIH Dietary Supplement Label Database (DSLD) As of 2026

Products containing Vitamin B9 (5-Methyltetrahydrofolate)

Life Guard Tabsules
Perque
47 ingredients · Other Combinations
Off Market
Life Guard Tabsules
Perque
47 ingredients · Other Combinations
Off Market
Magnesium Plus Raspberry Lemonade Flavor
Pure Essence Ionic-Fizz
26 ingredients · Botanical with Nutrients
Off Market
Magnesium Plus Raspberry Lemonade Flavor
Pure Essence Ionic-Fizz
26 ingredients · Botanical with Nutrients
Off Market
MediClear Plus
Thorne
54 ingredients · Other Combinations
Off Market
MediClear-SGS Chocolate Flavored
Thorne
63 ingredients · Other Combinations
Off Market
Mega Men Sport Multivitamin
GNC AMP Advanced Muscle Performance
83 ingredients · Other Combinations
Off Market
Meta-Sitosterol 2.0
Metagenics
12 ingredients · Fat/Fatty Acid
Off Market
MetaboLean Protein
Metabolic Maintenance
46 ingredients · Botanical with Nutrients
Off Market
Metabolic Co-Factor
Allergy Research Group
24 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Methyl B-12 1000 mcg & Methyl Folate 400 mcg plus P-5-P Lemon Flavor
Jarrow Formulas
12 ingredients · Vitamin
Off Market
Methyl Folate
Dr. Mercola
5 ingredients · Vitamin
Off Market
Methyl Folate 1,000 mcg
NOW
5 ingredients · Vitamin
Off Market
Methyl Folate 1,000 mcg
PureFormulas
8 ingredients · Vitamin
Off Market
Methyl Folate 400 mcg
Jarrow Formulas
6 ingredients · Vitamin
Off Market
Methyl-Balance
Priority One Nutritional Supplements
10 ingredients · Vitamin
Off Market
Methyl-Balance
Priority One Nutritional Supplements
10 ingredients · Vitamin
Off Market
Multi for Men 40+
MegaFood
30 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Multi for Women
MegaFood
31 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Multi for Women
MegaFood
31 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Multi for Women 40+
MegaFood
31 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Mushroom Optimizer
Jarrow Formulas
14 ingredients · Non-Nutrient/Non-Botanical
Off Market
Ovarian Care Mixed Berry Flavored
Thorne
17 ingredients · Other Combinations
Off Market
Prenatal Advantage
Life Extension
35 ingredients · Botanical with Nutrients
Off Market
Prenatal Essentials
XYMOGEN
39 ingredients · Other Combinations
Off Market
PureMelt B12 Folate
Pure Encapsulations
9 ingredients · Vitamin
Off Market
PureNutrients Gummy Natural Raspberry-Lemonade Flavor
Pure Encapsulations
48 ingredients · Botanical with Nutrients
Off Market
Q-Folate 800 mcg
Patient One 1 MediNutritionals
4 ingredients · Vitamin
Off Market
QuatreActiv Folate
Allergy Research Group
4 ingredients · Non-Nutrient/Non-Botanical
Off Market
QuatreActiv Folate
Allergy Research Group
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
QuatreActiv Folate
NutriCology
5 ingredients · Vitamin
Off Market
Stress B-Complex
Thorne
17 ingredients · Vitamin
Off Market
Stress B-Complex
Thorne
17 ingredients · Vitamin
Off Market
Stress B-Complex
Thorne
17 ingredients · Vitamin
Off Market
Stress B-Complex
Thorne
17 ingredients · Vitamin
Off Market
Stress B-Complex
Thorne
17 ingredients · Vitamin
Off Market
Super D-K Calcium Plus Raspberry Lemonade Flavor
Pure Essence Ionic-Fizz
28 ingredients · Botanical with Nutrients
Off Market
SuperFolate 200 mcg
SuperSmart
6 ingredients · Vitamin
Off Market
Syndion Powder
Yasoo Health
73 ingredients · Other Combinations
Off Market
Ultra Preventive Gummy Natural Raspberry-Lemonade Flavor
Douglas Laboratories
48 ingredients · Botanical with Nutrients
Off Market

Nearby Ingredients in Vitamin

Other ingredients in the Vitamin category cataloged in the NIH DSLD. Useful for comparing how common different nutrients are across the US supplement market.

Compare Vitamin B9 (5-Methyltetrahydrofolate) vs Vitamin C →

Nationwide ingredients with similar DSLD presence

Two peer sets for Vitamin B9 (5-Methyltetrahydrofolate): closest on total DSLD label listings (333 here) and closest on distinct brands that list it (78 here). Peers exclude the same DSLD category, and rows stay link-disjoint so each axis is a distinct neighborhood.

Similar label frequency

Nearest other ingredients by distinct DSLD product labels (floored at ≥50), outside this category.

Frequently asked about Vitamin B9 (5-Methyltetrahydrofolate)

How many supplement products contain Vitamin B9 (5-Methyltetrahydrofolate)?
333 supplement product labels in the NIH DSLD currently lists Vitamin B9 (5-Methyltetrahydrofolate) as an ingredient. By label frequency it ranks #433 of 4,614 among ingredients PlainVitamins ranks (same sort as /rankings/most-common-ingredients). Browse them below.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD). Regulatory reference: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).

Disclaimer, Not Medical Advice: Information on this page is based on manufacturer-declared label data and is provided for educational and reference purposes only. It does not constitute medical, nutritional, or health advice. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.

Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. Ingredient figures are computed directly from the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.