Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D supplement bottle
Country Life

Maxi-Sorb Calcium Magnesium Citrate With Vitamin D

What We Researched
6 active ingredients analyzed · 6 inactive ingredients decoded · 9 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
65
Product Score Fair
81
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D (as Cholecalciferol, Vitamin D3) 100 IU 25%
Calcium (as Calcium Carbonate, Calcium Citrate) 400 mg 40%
Magnesium (as Magnesium Carbonate, Magnesium Citrate) 400 mg 100%
Bioavailability Fair

Absorption Rating

  • Vitamin D (as Cholecalciferol, Vitamin D3) Good
  • Calcium (as Calcium Carbonate, Calcium Citrate) Fair
  • Magnesium (as Magnesium Carbonate, Magnesium Citrate) Poor
Other Ingredients Very Good

Fillers & Additives

  • Rice Bran Oil
  • Gelatin
  • Glycerin
  • Sunflower Lecithin
  • Purified Water
  • Titanium Dioxide Color Medium
Efficacy Poor

Dosage Analysis

  • Vitamin D (as Cholecalciferol, Vitamin D3) 100 IU Under-dosed
  • Calcium (as Calcium Carbonate, Calcium Citrate) 400 mg Under-dosed
  • Magnesium (as Magnesium Carbonate, Magnesium Citrate) 400 mg High

Supplement Facts

Ingredient Amount % Daily Value
Calories 30 {Calories}
Total Fat 3 g 5%
Protein 1 g 2%
Vitamin D (as Cholecalciferol, Vitamin D3) 100 IU 25%
Calcium (as Calcium Carbonate, Calcium Citrate) 400 mg 40%
Magnesium (as Magnesium Carbonate, Magnesium Citrate) 400 mg 100%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Rice Bran Oil Safe

It is used as a carrier oil.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Sunflower Lecithin Safe

Helps mix oil and water-based ingredients. Allergen-free alternative to soy lecithin.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Titanium Dioxide Color Caution

It is used to make the supplement appear brighter or more appealing.

Price Comparison

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

Brand Trust Report
Country Life

Founded 1971 · Hauppauge, New York, USA · 200 products · countrylifevitamins.com

Certifications

9 certifications
B Corp Certified Verified Source
Consumerlab Verified Source
Gluten Free Gfco Verified Source
Labdoor Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source
Vegan Certified Verified Source

Transparency

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

Violation History

1 incident
Prop 65 Lead2011-09-26Source
Related Supplements
Frequently Asked Questions
Is Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D a good supplement?

Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D received a product quality score of 65/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 6 active ingredients with 25 servings per container. Of the 6 inactive ingredients, 5 are rated safe and 1 are flagged for review. The manufacturer, Country Life, holds a brand trust score of 81/100 with 9 verified certifications including B Corp Certified, Consumerlab, Gluten Free Gfco, Labdoor.

What are the ingredients in Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D?

Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D contains 6 active ingredients: Calories (30 {Calories}), Total Fat (3 g), Protein (1 g), Vitamin D (as Cholecalciferol, Vitamin D3) (100 IU), Calcium (as Calcium Carbonate, Calcium Citrate) (400 mg), Magnesium (as Magnesium Carbonate, Magnesium Citrate) (400 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D safe to take?

Country Life Maxi-Sorb Calcium Magnesium Citrate With Vitamin D has been analyzed for ingredient safety across all its components. Of 6 inactive ingredients, 5 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 Country Life a trustworthy supplement brand?

Country Life receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Hauppauge, New York, USA, the company offers 200 products in their lineup. They hold 9 verified certifications including B Corp Certified, Consumerlab, Gluten Free Gfco, Labdoor. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Country Life has 1 historical regulatory incident 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.