Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules, Promotes Relaxation & Supports Muscle Function, Magnesium Glycinate, Proudly Canadian
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| L-theanine | 250 mg | † |
| Magnesium (bisglycinate) | 40 mg | † |
Bioavailability Excellent
Absorption Rating
- L-theanine Good
- Magnesium (bisglycinate) Good
Other Ingredients Excellent
Fillers & Additives
- Vegetarian Capsule (Carbohydrate Gum [Cellulose], Purified Water)
- Rice Flour
- Vegetable grade magnesium stearate (lubricant)
- Stearic Acid
- Silica
Efficacy Fair
Dosage Analysis
- L-theanine 250 mg Effective
- Magnesium (bisglycinate) 40 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| L-theanine | 250 mg | † |
| Magnesium (bisglycinate) | 40 mg | † |
Other Ingredients
Price Comparison
Price History
Tracked across major retailers. Updated periodically.
Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.
Certifications
5 certifications
Transparency
4 claims
Violation History
5 incidents
Is Natural Factors Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules a good supplement?
Natural Factors Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules, Promotes Relaxation & Supports Muscle Function, Magnesium Glycinate, Proudly Canadian received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients Of the 5 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, Natural Factors, holds a brand trust score of 88/100 with 5 verified certifications including B Corp Certified, Usp Verified, Fda Gmp Inspections, Non Gmo Project.
What are the ingredients in Natural Factors Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules?
Natural Factors Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules contains 2 active ingredients: L-theanine (250 mg), Magnesium (bisglycinate) (40 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Natural Factors Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules safe to take?
Natural Factors Natural Factors Magnesium Bisglycinate 40 mg Plus L-Theanine 250 mg, 90 Vegetarian Capsules, Promotes Relaxation & Supports Muscle Function, Magnesium Glycinate, Proudly Canadian 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 Natural Factors a trustworthy supplement brand?
Natural Factors receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1950 and headquartered in Coquitlam, British Columbia, Canada, the company offers 390 products in their lineup. They hold 5 verified certifications including B Corp Certified, Usp Verified, Fda Gmp Inspections, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Natural Factors has 5 historical regulatory incidents on record, which are factored into the trust score.
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