Seeking Health Optimal Liposomal L-5-MTHF 1 mg supplement bottle
Seeking Health

Optimal Liposomal L-5-MTHF 1 mg Review

What We Researched
2 active ingredients analyzed · 4 inactive ingredients decoded · 5 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
84
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Folate (as L-5-Methylfolate) 1000 mcg DFE 250%
Phosphatidylcholine and Phosphatidylethanolamine Complex (as non-GMO Sunflower Oil) 200 mg
Bioavailability Excellent

Absorption Rating

  • Folate (as L-5-Methylfolate) Good
  • Phosphatidylcholine and Phosphatidylethanolamine Complex (as non-GMO Sunflower Oil) Good
Other Ingredients Excellent

Fillers & Additives

  • Purified Water
  • Glycerin
  • Natural Flavors
  • Potassium Sorbate
Efficacy Excellent

Dosage Analysis

  • Folate (as L-5-Methylfolate) 1000 mcg DFE Effective

Supplement Facts

Ingredient Amount % Daily Value
Folate (as L-5-Methylfolate) 1000 mcg DFE 250%
Phosphatidylcholine and Phosphatidylethanolamine Complex (as non-GMO Sunflower Oil) 200 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Potassium Sorbate Safe

Prevents mold and yeast growth to extend shelf life.

Brand Trust Report
Seeking Health

Founded 2011 · Bellingham, Washington, USA · 88 products · seekinghealth.com

Certifications

5 certifications
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source
NSF Certified for Sport Verified
NSF Contents Certified Verified
NSF Certified Verified

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
Contains Proprietary Blend — True

Violation History

2 incidents
Prop 65 Lead2025-07-11Source
Recall Optimal Multivitamin Chewable Dietary Supplements2022-09-16Source
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Frequently Asked Questions
Is Seeking Health Optimal Liposomal L-5-MTHF 1 mg a good supplement?

Seeking Health Optimal Liposomal L-5-MTHF 1 mg 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 2 active ingredients with 30 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Seeking Health, holds a brand trust score of 84/100 with 5 verified certifications including Fda Gmp Inspections, Nsf Gmp, NSF Certified for Sport, NSF Contents Certified.

What are the ingredients in Seeking Health Optimal Liposomal L-5-MTHF 1 mg?

Seeking Health Optimal Liposomal L-5-MTHF 1 mg contains 2 active ingredients: Folate (as L-5-Methylfolate) (1000 mcg DFE), Phosphatidylcholine and Phosphatidylethanolamine Complex (as non-GMO Sunflower Oil) (200 mg). 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 Seeking Health Optimal Liposomal L-5-MTHF 1 mg safe to take?

Seeking Health Optimal Liposomal L-5-MTHF 1 mg has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Seeking Health a trustworthy supplement brand?

Seeking Health receives a brand trust score of 84/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2011 and headquartered in Bellingham, Washington, USA, the company offers 88 products in their lineup. They hold 5 verified certifications including Fda Gmp Inspections, Nsf Gmp, NSF Certified for Sport, NSF Contents Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Seeking Health has 2 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 — read our methodology. 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.