Nutritional Supplements Manufacturer of the Year 2026 by Food Business Review
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5-MTHF (L-Methylfolate) 1 mg
5-MTHF (L-Methylfolate) 1 mg
28125
5-MTHF (Methylfolate) provides the active, bioavailable form of folate that plays a vital role in regulating homocysteine levels for heart health and supporting proper nerve cell function.*
- Gluten Free, Non-GMO & Vegan-Friendly
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$12.99 USD
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$12.99 USD
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Description
Description
21st Century 5-MTHF (Methylfolate) provides the active, bioavailable form of folate that plays a vital role in regulating homocysteine levels for heart health and supporting proper nerve cell function.*
One Capsule. Four Key Benefits.* 21st Century 5-MTHF (L-Methylfolate) 1 mg.
- Supports Cardiovascular Health as an Essential Methylated B-Vitamin.*
- Helps Maintain Normal Neurological Function and Nervous System Health.*
- Supports a Balanced Mood.*
- Supports Healthy Fetal Development.*
The Active Form of Folate Bio available & Ready to Work.* Active L-5-Methyltetrahydrofolate B Vitamin Inside Every Capsule.
- Delivers 1 mg of L-5-Methyltetrahydrofolate
- Vegetarian Capsule, No Gelatin
Support What Matters Most Every Single Day.
Bio available Folate Supplement for Heart, Nervous System and Mood Support.*
For over 35 years, 21st Century Vitamins has provided trusted vitamins and supplements by upholding the highest standards of quality in every product we offer. From sourcing the finest ingredients to rigorous testing and production processes, we ensure that every product meets our stringent quality benchmarks. We are here to support your wellness every step of the way.
Directions
Directions
Directions: As a dietary supplement, adults take one (1) capsule, up to three (3) times daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage. Individual results may vary.
Warnings
Warnings
Warning: High-dose folic acid may mask vitamin B-12 deficiency. Consult a healthcare provider prior to use if pregnant, nursing, on medications - especially for seizures, epilepsy or autoimmune diseases, have a medical condition - especially involving nutrient malabsorption, or are planning a medical procedure. Stop use and contact a physician if adverse reactions occur.
Keep out of reach of children. Do not use if product appears to be tampered with or seal is broken. Store at room temperature.
Question about this product?
We're happy to help.
| Supplement Facts Serving Size 1 Vegetarian Capsule | ||
|---|---|---|
| Amount Per Serving | % Daily Value | |
|
Folate (1 mg as L-5-Methyltetrahydrofolate calcium) |
1.7 mg DFE | 425% |
Other Ingredients: Cellulose, Hydroxypropyl Methylcellulose. Contains <2% of: Magnesium Silicate, Magnesium Stearate, Silicon Dioxide.
No Added Sugar, Artificial Colors, Milk, Lactose or Soy.
IMPORTANT: This information may differ from the product you purchased. Please refer to the supplement facts listed on the package label for information related to the purchased product.
Dietary Restrictions
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Gluten Free
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Non-GMO
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Vegetarian
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Vegan

Allergen Information
We understand the importance of clear and transparent allergen information. We are committed to sharing accurate details about our products and their ingredients. While we take steps to ensure the quality and consistency of every item, we recommend that customers always review the product packaging and ingredient list prior to use, especially if they have any specific dietary sensitivities or allergy concerns.
Please note that manufacturing and packaging processes may vary depending on the product, and some items may be produced in facilities that also handle a range of other ingredients. Because of this, we always suggest referring to the most up-to-date information on the label and consulting a qualified healthcare provider when in doubt.
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