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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)

5-Methyl Folate 1,000 mcg
Protocol For Life Balance
5 ingredients · Vitamin
On Market
5-Methyl Folate 5,000 mcg
Protocol For Life Balance
5 ingredients · Vitamin
On Market
5-MTHF (L-Methylfolate)
Metabolic Maintenance
4 ingredients · Other Combinations
On Market
5-MTHF 7.5 mg
Fresh Nutrition
3 ingredients · Vitamin
On Market
5-MTHF 7.5 mg
Fresh Nutrition
3 ingredients · Vitamin
On Market
5-MTHF 7.5 mg
Fresh Nutrition
3 ingredients · Vitamin
On Market
5-MTHF Quatrefolic
Metabolic Maintenance
3 ingredients · Other Combinations
On Market
Activated B-12 2,000 mcg
Superior Source
8 ingredients · Botanical with Nutrients
On Market
Active B-12 + Active Folate
Core Med Science
7 ingredients · Vitamin
On Market
Active Chewable B12 with L-Methylfolate Natural Cherry Flavor
Genestra Brands
10 ingredients · Vitamin
On Market
Active Folate 1000
Genestra Brands
4 ingredients · Vitamin
On Market
Active Multi Vite Gummies Natural Raspberry-Lemon Flavor
Genestra Brands
42 ingredients · Botanical with Nutrients
On Market
ActivNutrients Chewable Natural Mixed Berry Flavor
XYMOGEN
42 ingredients · Other Combinations
On Market
ActivNutrients without Copper & Iron Multivitamin Powder Natural Fruit Punch Flavor
XYMOGEN
43 ingredients · Other Combinations
On Market
Adult Gummies Multi Vitamin
Nature's Blend Vitachew
29 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Advanced Bone Support
Thorne
10 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Advanced Multi
Higher Nature
63 ingredients · Other Combinations
On Market
B Complete High Potency
Buried Treasure Nutritionals
33 ingredients · Other Combinations
On Market
B Complex Neuro Factors
Protocol For Life Balance
20 ingredients · Other Combinations
On Market
B-Complex #12
Thorne
17 ingredients · Vitamin
On Market
B-Complex + 10 mg 5-MTHF
Metabolic Maintenance
13 ingredients · Other Combinations
On Market
B-Complex Phosphorylated
Metabolic Maintenance
13 ingredients · Other Combinations
On Market
B-Complex Plus
Pure Encapsulations
11 ingredients · Vitamin
On Market
B-Complex Plus
Pure Encapsulations
12 ingredients · Vitamin
On Market
B-Complex SAP
NFH
15 ingredients · Vitamin
On Market
Baby & Me 2 Prenatal Multi
MegaFood
32 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Baby & Me Multivitamin
Innate Response Formulas
27 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Baby & Me Multivitamin
Innate Response Formulas
27 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Baby & Me2 Prenatal Multi Minis
MegaFood
32 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Balanced B Complex
MegaFood
19 ingredients · Botanical with Nutrients
On Market
Basic Maintenance
Metabolic Maintenance
25 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
BioActive Folate & Vitamin B12
Life Extension
5 ingredients · Vitamin
On Market
Biotin & Folate Sustained Release
NaturesPlus
11 ingredients · Vitamin
On Market
Blood Pressure Support
Number One Nutrition
18 ingredients · Botanical with Nutrients
On Market
CellularActive Methylfolate 1000 mcg
Bluebonnet
6 ingredients · Vitamin
On Market
CellularActive Methylfolate 1000 mcg Raspberry Flavor
Bluebonnet EarthSweet Chewables
23 ingredients · Vitamin
On Market
CellularActive Methylfolate 1000 mcg Raspberry Flavor
Bluebonnet EarthSweet Chewables
23 ingredients · Vitamin
On Market
CellularActive Methylfolate 400 mcg
Bluebonnet
6 ingredients · Vitamin
On Market
CellularActive Methylfolate 800 mcg
Bluebonnet
6 ingredients · Vitamin
On Market
CellularActive Methylfolate 800 mcg
Bluebonnet
6 ingredients · Vitamin
On Market
CellularActive Methylfolate 800 mcg Raspberry Flavor
Bluebonnet EarthSweet Chewables
23 ingredients · Vitamin
On Market
Children's Chewable Multivitamin
NaturesPlus Animal Parade
64 ingredients · Other Combinations
On Market
Co-Enzyme B-Complex
NOW
20 ingredients · Other Combinations
On Market
Coenzyme B Complex
Superior Source
14 ingredients · Botanical with Nutrients
On Market
Complete Nutritional Shake Creamy Chocolate
Woodstock Vitamins
50 ingredients · Other Combinations
On Market
Craving and Stress Support
Thorne
14 ingredients · Botanical with Nutrients
On Market
Custom Vitamin/Mineral Base Powder
Metabolic Maintenance
23 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Day-To-Day Heart Support
Best Naturals
22 ingredients · Other Combinations
On Market
DIM Complex Diindolylmethane W/CoFactors
Metabolic Maintenance
11 ingredients · Other Combinations
On Market
Estrogen Detox
Emerald Labs
9 ingredients · Other Combinations
On 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.