ByDr. Brennan Commerford, D.C.·Last reviewed: May 2026
All Ingredients
vitamin1 form

Folate (Quatrefolic 6S-5-MTHF)

Evidence Level
Moderate Evidence

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Quick Answer

What is the best form of Folate (Quatrefolic 6S-5-MTHF)?

We compared 1 forms of Folate (Quatrefolic 6S-5-MTHF) in our formulary. Browse the comparison table below to find the best form for your goals.

1forms compared

All Forms of Folate (Quatrefolic 6S-5-MTHF)

FormTierAbsorption ScoreDose RangeUnit
Folate Quatrefolic®Mapped
70/100Excellent

Absorption by Form

Excellent
Folate Quatrefolic®
70/100

What is Folate (Quatrefolic 6S-5-MTHF)?

Folate (Quatrefolic 6S-5-MTHF) is a vitamin supplement available in 1 form.

Not all forms of Folate (Quatrefolic 6S-5-MTHF) are equal. The form you choose determines how much Folate (Quatrefolic 6S-5-MTHF) actually reaches your tissues, and the difference between the best and worst forms can be substantial. FormulaForge’s formulary ranks each form by bioavailability tier (S1–S4) and formulary tier (T1–T4), giving you a research-backed guide for choosing wisely.

Forms of Folate (Quatrefolic 6S-5-MTHF) Compared

Folate Quatrefolic® (6s)-5-methyltetrahydrofolic acid, glucosamine salt (Mapped Form) has a bioavailability rating of good (S2). Typical dose range: not yet documented in our database.

What the Research Shows

Below is a focused, evidence-based summary of Quatrefolic® (the glucosamine salt of (6S)-5-methyltetrahydrofolic acid, often written as (6S)-5-MTHF–glucosamine) covering clinical evidence, benefits, dosing, safety, bioavailability/absorption, interactions, and key 2023–2024 research. Sources referenced are clinical trials, systematic reviews, pharmacokinetic studies, and regulatory/monograph data up to 2024.

How to Choose the Right Form

Multiple forms of Folate (Quatrefolic 6S-5-MTHF) are available. Start by comparing form ratings — Preferred Forms reflect the strongest bioavailability evidence, and S1-rated forms deliver the most active compound per dose unit.

The appropriate form depends on your individual goals and your healthcare provider’s recommendations. Consult a qualified professional before selecting a supplement form.

Dosing & Safety

For Folate Quatrefolic® (6s)-5-methyltetrahydrofolic acid, glucosamine salt, the typical dosing range is not yet documented in our database. Individual dose requirements vary based on health goals, body weight, and existing nutrient intake.

Side Effects: Specific side effect data for these forms is not yet documented in our database. In general, consult your healthcare provider regarding tolerability at higher doses.

These statements are based on structure/function research and have not been evaluated by the FDA. This information is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare provider before starting or changing a supplement regimen.

Dosing Guidance

Dosing information not yet available for this ingredient.

Frequently Asked Questions

What is the best form of Folate (Quatrefolic 6S-5-MTHF)?
Folate (Quatrefolic 6S-5-MTHF) is available in several forms. Focus on products that specify the form on the label — not all forms are equally absorbed by the body.
How much Folate (Quatrefolic 6S-5-MTHF) should I take?
Dosing for Folate (Quatrefolic 6S-5-MTHF) varies based on the specific form, your health goals, and individual factors. Consult a qualified healthcare provider for personalized guidance.
What does Folate (Quatrefolic 6S-5-MTHF) support?
Folate (Quatrefolic 6S-5-MTHF) is commonly used to support vitamin. Research suggests it plays a role in several physiological pathways. As with all supplements, these statements have not been evaluated by the FDA and Folate (Quatrefolic 6S-5-MTHF) is not intended to diagnose, treat, cure, or prevent any disease.
Is Folate (Quatrefolic 6S-5-MTHF) safe?
Folate (Quatrefolic 6S-5-MTHF) is generally well-tolerated when taken at research-supported doses. As with any supplement, individual responses vary. Consult a qualified healthcare provider before use, especially if you are pregnant, nursing, have a medical condition, or take medications. These statements have not been evaluated by the FDA.

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FormulaForge formulates and sells supplements containing the ingredients discussed on this page. Our formulary recommendations are based on peer-reviewed bioavailability research. All cited studies are independently verifiable.