Force Factor Ultimate Magtein®, Magnesium L-Threonate, Mixed Berry, 60 Soft Chews supplement bottle
Force Factor

Ultimate Magtein®, Magnesium L-Threonate, Mixed Berry, 60 Soft Chews

What We Researched
6 active ingredients analyzed · 9 inactive ingredients decoded · 1 brand certification checked · 3 retailers compared · Last updated: Mar 2026
69
Product Score Fair
67
Brand Score Fair

Product Analysis

Transparency Very Good

Supplement Facts

IngredientAmount% DV
Magnesium (from 1000 mg Magtein® Magnesium L-Threonate) 72 mg 17%
Bioavailability Excellent

Absorption Rating

  • Magnesium (from 1000 mg Magtein® Magnesium L-Threonate) Good
Other Ingredients Excellent

Fillers & Additives

  • Tapioca Syrup
  • Raw Cane Sugar Low
  • Gum Acacia
  • Palm Oil
  • Sunflower Lecithin (An Emulsifier)
  • Natural Flavor
  • Citric Acid
  • Fruit and Vegetable Juice (Color)
  • Sea Salt
Efficacy Very Poor

Dosage Analysis

  • Magnesium (from 1000 mg Magtein® Magnesium L-Threonate) 72 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 30
Total Carbohydrate 8 g 3%*
Total Sugars 4 g
Includes 4 g Added Sugars 8%*
Magnesium (from 1000 mg Magtein® Magnesium L-Threonate) 72 mg 17%
Sodium 20 mg <1%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Tapioca Syrup Safe

Provides sweetness and binding in gummy supplements.

Raw Cane Sugar Caution

It is used to improve the taste of supplements.

Gum Acacia Safe

It is used as a thickener, binder, or emulsifier.

Palm Oil Generally_safe

Used as a carrier for fat-soluble ingredients.

Sunflower Lecithin (An Emulsifier) Safe

It is used as an emulsifier.

Natural Flavor Safe

Improves taste of chewable, gummy, or liquid supplements.

Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

Fruit and Vegetable Juice (Color) Safe

It is used to add color to the supplement.

Sea Salt Safe

It is used as a flavoring agent.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$32$31$30$29$28 Mar 12 $29.99$29.99
iHerb
Vitacost

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

Brand Trust Report
Force Factor

Founded 2009 · Boston, Massachusetts, USA · 219 products · forcefactor.com/

Certifications

1 certification
Consumerlab Verified Source

Transparency

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

Violation History

4 incidents
Lawsuit Misrepresenting the dosage amounts of certain supplements on their product labels.2024Source
Prop 65 Lead2023-08-08Source
Lawsuit Deceptive marketing and illegal billing practices.2020Source
Lawsuit Misleadingly marketing Force Factor Pure BCAA as a dietary supplement that increases protein synthesis to build muscle.2018Source
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Frequently Asked Questions
Is Force Factor Ultimate Magtein®, Magnesium L-Threonate a good supplement?

Force Factor Ultimate Magtein®, Magnesium L-Threonate, Mixed Berry, 60 Soft Chews received a product quality score of 69/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 6 active ingredients with 30 servings per container. Of the 9 inactive ingredients, 7 are rated safe and 1 are flagged for review. The manufacturer, Force Factor, holds a brand trust score of 67/100 with 1 verified certifications including Consumerlab.

What are the ingredients in Force Factor Ultimate Magtein®, Magnesium L-Threonate?

Force Factor Ultimate Magtein®, Magnesium L-Threonate contains 6 active ingredients: Calories (30), Total Carbohydrate (8 g), Total Sugars (4 g), Includes 4 g Added Sugars, Magnesium (from 1000 mg Magtein® Magnesium L-Threonate) (72 mg), Sodium (20 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Force Factor Ultimate Magtein®, Magnesium L-Threonate safe to take?

Force Factor Ultimate Magtein®, Magnesium L-Threonate, Mixed Berry, 60 Soft Chews has been analyzed for ingredient safety across all its components. Of 9 inactive ingredients, 7 are rated safe. 1 ingredient is flagged for review: Raw Cane Sugar. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Force Factor a trustworthy supplement brand?

Force Factor receives a brand trust score of 67/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2009 and headquartered in Boston, Massachusetts, USA, the company offers 219 products in their lineup. They hold 1 verified certifications including Consumerlab. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Force Factor has 4 historical regulatory incidents on record, which are factored into the trust score.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

How much magnesium per day?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

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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.