Allergy Research Group

QuatreActiv® Folate (4th Generation 5-MTHF)

$19.79

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The Promise

Product identity and formulation Quatrefolic® 5‑MTHF in a vegan capsule

A patented glucosamine salt form of 5‑MTHF formulated as a single‑ingredient folate supplement.

Active identity

Provides 5‑methyltetrahydrofolate (5‑MTHF) as Quatrefolic® (the [6S]-5‑MTHF glucosamine salt).

Dosage form

Vegetable capsule (hydroxypropyl methylcellulose) containing a single folate ingredient per capsule.

Concentration per capsule

Each capsule supplies 500 µg of 5‑MTHF derived from 925 µg [6S]-5‑methyltetrahydrofolic acid, glucosamine salt.

Quality and excipients

Minimal inactive ingredients: microcrystalline cellulose and L‑leucine; no added multis or binders listed.

Why It Works

Why this form matters Directly supplies the active 5‑MTHF molecule in a stable glucosamine salt

Key formulation facts that differentiate this folate form and its labeled potency.

01

Patented glucosamine salt

Uses Quatrefolic® (glucosamine salt of 5‑MTHF) rather than a calcium salt—specified form on the label.

02

Labeled 5‑MTHF amount

Label states 500 µg of 5‑MTHF per capsule, an explicit active‑molecule amount.

03

DFE and %DV

Each capsule equals 833 mcg Dietary Folate Equivalents (DFE), listed as 208% Daily Value.

04

Enhanced solubility/stability noted

Product description specifies greater solubility and stability for this patented 5‑MTHF form.

Reviews

Customer Reviews

Your Journey

How to use and handle Label directions, serving, and formulation‑specific considerations

Practical, labeled guidance for dosing, format, and product handling.

Serving

Suggested use

Take 1 capsule once or twice daily, or as directed by your healthcare practitioner.

Serving size & supply

Serving size and container yield

Serving size: 1 capsule. Servings per container: 90.

Other ingredients

Capsule contents and excipients

Other ingredients listed: hydroxypropyl methylcellulose, microcrystalline cellulose, L‑leucine.

Practitioner consideration

Consultation and individualized use

Follow practitioner guidance for dose frequency; label allows adjustment to once or twice daily per direction.

Product education

QuatreActiv® Folate by Allergy Research Group

QuatreActiv® Folate contains Quatrefolic®, the glucosamine salt of 5-methyltetrahydrofolate (5-MTHF). This new patented form of 5-MTHF has demonstrated greater bioavailability than the 5-MTHF calcium salt form.* It also shows enhanced solubility and stability.*

Key Benefits

  • Enhanced bioavailability*
  • Improved solubility
  • Stability of the active ingredient

How It Works / Key Ingredients

Quatrefolic® is a patented form of folate that provides a highly bioavailable source of 5-MTHF, which is crucial for various bodily functions.*

Supplement record

Review serving details and ingredients for this product.

Supplement Facts
Suggested Use: As a dietary supplement, 1 capsule one or two times daily, or as directed by a healthcare practitioner.
Serving Size: 1 Capsule
Servings Per Container: 90
INGREDIENTSAMT%DV
Folate (as 500 µg of 5-Methyltetrahydrofolate from 925 µg [6S]-5-methyltetrahydrofolic acid, glucosamine salt)833 mcg DFE208%
† Daily Value not established.
Other Ingredients: Hydroxypropyl methylcellulose, microcrystalline cellulose, L-leucine.