Zahler Methylfolate, 60 Capsules supplement bottle
Zahler

Methylfolate, 60 Capsules

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 2 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
100
Product Score Excellent
70
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Folate (as Quatrefolic® (6S)-5-Methyltetrahydrofolic Acid, Glucosamine Salt) 1000 mcg 250%
Bioavailability Excellent

Absorption Rating

  • Folate (as Quatrefolic® (6S)-5-Methyltetrahydrofolic Acid, Glucosamine Salt) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetable cellulsoe (capsule)
  • Microcrystalline Cellulose
  • Magnesium Stearate and Silicon Dioxide
Efficacy Excellent

Dosage Analysis

  • Folate (as Quatrefolic® (6S)-5-Methyltetrahydrofolic Acid, Glucosamine Salt) 1000 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Folate (as Quatrefolic® (6S)-5-Methyltetrahydrofolic Acid, Glucosamine Salt) 1000 mcg 250%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable cellulsoe (capsule) Unknown
Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Magnesium Stearate and Silicon Dioxide Generally_safe

They are added to improve manufacturing by preventing ingredients from sticking to machinery and improving powder flow.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$21$19$18$16$14 Mar 12 $18.99$16.29
Vitacost
GNC

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Zahler

Founded 2005 · Brooklyn, NY, USA · 140 products · zahlers.com/

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Kosher Certified Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

4 incidents
Prop 65 Lead2023-08-28Source
Lawsuit Trademark Infringement2022Source
Prop 65 Lead2021-12-09Source
Fda Warning A retailer was cited for making drug claims about a Zahler product.2017-04-17Source
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Frequently Asked Questions
Is Zahler Methylfolate, 60 Capsules a good supplement?

Zahler Methylfolate, 60 Capsules received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 60 servings per container. Of the 3 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Zahler, holds a brand trust score of 70/100 with 2 verified certifications including Fda Gmp Inspections, Kosher Certified.

What are the ingredients in Zahler Methylfolate, 60 Capsules?

Zahler Methylfolate, 60 Capsules contains 1 active ingredients: Folate (as Quatrefolic® (6S)-5-Methyltetrahydrofolic Acid, Glucosamine Salt) (1000 mcg). Notable high-dose ingredients include Folate at 250% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zahler Methylfolate, 60 Capsules safe to take?

Zahler Methylfolate, 60 Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Zahler a trustworthy supplement brand?

Zahler receives a brand trust score of 70/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2005 and headquartered in Brooklyn, NY, USA, the company offers 140 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Kosher Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Zahler has 4 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.