$11.60 $0.23 per serving
Product analysis
Calcium Citrate offers an inexpensive way to fill mineral gaps and support normal bone nutrition. The magnesium mixture has undisclosed proportions, making its form quality harder to judge.
AI assessment of the formula, label and price. How scoring works
Nutrient Quality47
Calcium citrate is a favorable mineral form, while magnesium combines aspartate with lower-quality oxide in unknown proportions. The other mineral forms vary in quality, so the calcium name does not describe the whole formula.
Ingredient Transparency80
All nutrient amounts and forms are listed. The proportions of the magnesium sources are missing, so their individual contributions remain unclear.
Value For Money67
Calcium and manganese offer good value, while magnesium is less compelling because of its mixed forms. Older copper comparisons are also favorable, though current value is less certain.
Customer Satisfaction89
Ratings are favorable across thousands of reviews. That provides substantial buyer feedback without proving bone or other health benefits.
Product Focus57
Bone nutrition is the clearest fit for the mineral combination, especially when intake is low. Other linked benefits mainly concern correcting dietary gaps rather than improving energy, mood or hormones when intake is adequate.
- Format
Tablet - Container
- 100 Tablet(s)
- Per serving
- $0.23
- Also available
Calcium Citrate$24.30- Customer rating
- 4.7 · 7,041 ratings
Goals
Impact
Highest effect
Magnesium · 300 mgCalcium · 600 mgVitamin D · 10 mcgCopper · 1 mgManganese · 5 mgZinc · 15 mg
Impact
Highest effect
Vitamin D · 10 mcgMagnesium · 300 mgZinc · 15 mg
Impact
High effect
Vitamin D · 10 mcgMagnesium · 300 mg
Impact
High effect
Magnesium · 300 mgVitamin D · 10 mcg
Ingredients
| Ingredient | Amount per serving | Score |
|---|---|---|
Vitamin D2 (Ergocalciferol) | 10 mcg | |
Calcium (Calcium Citrate) | 600 mg | |
Magnesium (Magnesium Aspartate, Magnesium Oxide) | 300 mg | |
Zinc (Zinc Amino Acid Chelate) | 15 mg | |
Copper (Copper AAC) | 1 mg | |
Manganese (Manganese AAC) | 5 mg |
Manganese (Manganese AAC) · 5 mg OverallScore88
It provides 5 mg of manganese per serving at a low cost. The manganese comes from Manganese Amino Acid Chelate.
How this ingredient is rated
Active Ingredient Quality & Bioavailability70
The manganese comes from Manganese Amino Acid Chelate.
Manganese Chemical Form
The manganese comes from Manganese Amino Acid Chelate.
Dose, Safety & Label Transparency100
The manganese amount is clearly stated. 5 mg per serving falls within the stated range for bone and joint support.
Manganese Dosage Efficacy & Safety
5 mg per serving falls within the stated range for bone and joint support.
Elemental Weight Disclosure
The label states 5 mg of manganese per serving.
Value100
The cost per serving is low.
Price per Serving vs. Median
The cost per serving is low.
Calcium (Calcium Citrate) · 600 mg OverallScore88
A serving provides 600 mg of calcium at a low cost per serving. Calcium comes from calcium citrate. A flow agent is listed.
How this ingredient is rated
Active Ingredient Quality & Bioavailability86
Calcium comes from calcium citrate. The calcium amount is stated.
Calcium Form & Absorption Potential
Calcium comes from calcium citrate.
Elemental Calcium Transparency
The label states the calcium amount.
Dose, Safety & Label Transparency84
A serving provides 600 mg of calcium. A flow agent is listed.
Absorption-Optimized Serving Dose
A serving provides 600 mg of calcium.
Formulation Purity & Additives
A flow agent is listed.
Value100
The cost per serving is low.
Price Per Serving Efficiency
The cost per serving is low.
Copper (Copper AAC) · 1 mg OverallScore74
A serving supplies 1 mg of copper at a fairly low cost per serving. The specific chelating compound is not stated. It also contains 15 mg of zinc.
How this ingredient is rated
Active Ingredient Quality & Bioavailability58
The copper amount and Copper Amino Acid Chelate source are stated on the label.
Copper Form Bioavailability
Copper Amino Acid Chelate is the named source, but the specific chelating compound is not stated.
Elemental Copper Labeling Clarity
The copper row names Copper Amino Acid Chelate and gives 1 mg of elemental copper.
Dose, Safety & Label Transparency86
A serving provides 1 mg of copper alongside 15 mg of zinc.
Copper Dosage Safety & Efficacy
A serving provides 1 mg of copper.
Zinc-to-Copper Balance
15 mg of zinc accompanies 1 mg of copper, a zinc-to-copper ratio of 15:1.
Value80
The cost per serving is fairly low.
Price Per Serving Efficiency
The cost per serving is fairly low.
Alternative products
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Sources
Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- What is the impact of daily oral supplementation of vitamin D3 (cholecalciferol) plus calcium on the incidence of hip fracture in older people? A systematic review and meta-analysis.
- Calcium supplementation prevents seasonal bone loss and changes in biochemical markers of bone turnover in elderly New England women: a randomized placebo-controlled trial.
- The effects of calcium supplementation (milk powder or tablets) and exercise on bone density in postmenopausal women.
- The efficacy of calcium supplementation alone in elderly Thai women over a 2-year period: a randomized controlled trial.
- Calcium-enriched foods and bone mass growth in prepubertal girls: a randomized, double-blind, placebo-controlled trial.
- The Association between Dietary and Circulating Copper Levels and Osteoporosis: a Scoping Review.
- Association between dietary copper, iron, zinc, selenium intake and osteopenia or osteoporosis in elderly hypertensive patients: a retrospective cohort study.
- Associations of dietary copper intake with total bone mineral density and lumbar spine bone mineral density in American adults.
- The association between dietary mineral intake and bone mineral density: a cross-sectional study.
- Association between dietary copper intake and bone mineral density in children and adolescents aged 8-19 years: A cross-sectional study.
- Association between Serum Magnesium and Fractures: A Systematic Review and Meta-Analysis of Observational Studies.
- Bioabsorbable Magnesium-Based Materials Potential and Safety in Bone Surgery: A Systematic Review.
- Vascularized bone grafting fixed by biodegradable magnesium screw for treating osteonecrosis of the femoral head.
- An update on magnesium and bone health.
- Sex-specific differences in the association of magnesium intake with femoral neck bone mineral density among older adults.
- Risk of Environmental Chemicals on Bone Fractures Is Independent of Low Bone Mass in US Adults: Insights from 2017 to 2018 NHANES.
- The Manganese-Bone Connection: Investigating the Role of Manganese in Bone Health.
- Associations of multiple metals with bone mineral density: A population-based study in US adults.
- Sex-specific associations of urinary mixed-metal concentrations with femoral bone mineral density among older people: an NHANES (2017-2020) analysis.
- Relationship between blood manganese and bone mineral density and bone mineral content in adults: A population-based cross-sectional study.