up&up Magnesium Dietary Supplement Caplets supplement bottle
up&up

Magnesium Dietary Supplement Caplets

What We Researched
1 active ingredient analyzed · 14 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
77
Product Score Fair
61
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Magnesium 400.0 mg 95%
Bioavailability Excellent

Absorption Rating

  • Magnesium Good
Other Ingredients Fair

Fillers & Additives

  • Magnesium Oxide
  • Microcrystalline Cellulose
  • Calcium Carbonate. Contains 2% Or Less Of Carboxymethylcellulose Sodium
  • Carnauba Wax
  • Citric Acid
  • Crospovidone
  • Hydroxypropyl Methylcellulose
  • Magnesium Stearate
  • Medium Chain Triglycerides
  • Polydextrose
  • Polyvinyl Alcohol
  • Starch
  • Talc High
  • Titanium Dioxide (Color) Medium
Efficacy Very Good

Dosage Analysis

  • Magnesium 400.0 mg High

Supplement Facts

Ingredient Amount % Daily Value
Magnesium 400.0 mg 95%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Magnesium Oxide Generally_safe

It is used to provide magnesium, an essential mineral.

Microcrystalline Cellulose Safe

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

Calcium Carbonate. Contains 2% Or Less Of Carboxymethylcellulose Sodium Unknown
Carnauba Wax Safe

Provides a glossy, protective coating on tablets.

Citric Acid Safe

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

Crospovidone Generally_safe

It is used as a binder to help tablets or capsules disintegrate.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Medium Chain Triglycerides Safe

Enhances absorption of fat-soluble vitamins.

Polydextrose Generally_safe

It is used as a filler, to add bulk, and as a prebiotic fiber.

Polyvinyl Alcohol Generally_safe

It is used as a coating for tablets or capsules.

Starch Generally_safe

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

Talc Avoid

It is used to improve powder flow and prevent clumping.

Titanium Dioxide (Color) Caution

It is used to improve the appearance of the supplement.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$13$12$11$10$9 $10.99
Target

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

Brand Trust Report
up&up

Founded 2009 · Minneapolis, Minnesota, United States · 166 products · target.com/b/up-up/-/N-5v61u

Certifications

1 certification
Nsf Gmp Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

2 incidents
Lawsuit Failure to disclose the presence of heavy metals in prenatal vitamins.2022Source
Lawsuit Deceptively marketing biotin supplements with unsubstantiated health claims.2017Source
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Frequently Asked Questions
Is up&up Magnesium Dietary Supplement Caplets a good supplement?

up&up Magnesium Dietary Supplement Caplets received a product quality score of 77/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 1 active ingredients Of the 14 inactive ingredients, 6 are rated safe and 1 are flagged for review. The manufacturer, up&up, holds a brand trust score of 61/100 with 1 verified certifications including Nsf Gmp.

What are the ingredients in up&up Magnesium Dietary Supplement Caplets?

up&up Magnesium Dietary Supplement Caplets contains 1 active ingredients: Magnesium (400.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is up&up Magnesium Dietary Supplement Caplets safe to take?

up&up Magnesium Dietary Supplement Caplets has been analyzed for ingredient safety across all its components. Of 14 inactive ingredients, 6 are rated safe. 1 ingredient is flagged for review: Titanium Dioxide (Color). '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 up&up a trustworthy supplement brand?

up&up receives a brand trust score of 61/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2009 and headquartered in Minneapolis, Minnesota, United States, the company offers 166 products in their lineup. They hold 1 verified certifications including Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: up&up has 2 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.