Calcium Magnesium Zinc + Vitamin D3
Best Naturals
Score 20
This supplement offers a blend of calcium, magnesium, zinc, and Vitamin D3 with exceptionally high dosages, particularly for magnesium (800mg) and zinc (50mg), which exceed safe supplemental intake levels and pose significant health risks.
Score 20
This supplement offers a blend of calcium, magnesium, zinc, and Vitamin D3 with exceptionally high dosages, particularly for magnesium (800mg) and zinc (50mg), which exceed safe supplemental intake levels and pose significant health risks.
Analysis
Best Naturals' Calcium Magnesium Zinc + Vitamin D3 supplement aims to combine these four essential nutrients in a single tablet. It features a blend of calcium from carbonate and citrate forms, magnesium from citrate and oxide, and zinc from gluconate and oxide, alongside 15mcg of Vitamin D3. These ingredients are typically chosen for their roles in supporting bone health, muscle function, and immune system vitality.
A critical issue with this formulation is the remarkably high concentration of each mineral per serving. With a total of 2000mg of calcium, 800mg of magnesium, and 50mg of zinc, both the magnesium and zinc dosages significantly exceed the generally accepted safe upper intake levels for supplemental use. This aggressive dosing strategy carries substantial risks of adverse effects, including severe digestive distress and nutrient imbalances, especially with consistent consumption.
While the inclusion of more bioavailable forms like calcium citrate, magnesium citrate, and zinc gluconate is a positive, their benefits are overshadowed by the dangerously high cumulative quantities. The product's overall design makes it challenging for most individuals to use safely and effectively for balanced daily mineral intake.
Pros
- Combines calcium, magnesium, zinc, and Vitamin D3 in one supplement.
- Includes more bioavailable forms such as calcium citrate, magnesium citrate, and zinc gluconate.
- Provides a good dose of Vitamin D3 (15mcg) to support calcium absorption.
- Available in a larger quantity for extended use at a low price per serving.
Cons
- Magnesium (800mg) and Zinc (50mg) dosages are well above the generally recognized safe upper intake levels for supplemental forms.
- The total Calcium dosage (2000mg) is very high and close to the overall tolerable upper intake limit for adults, especially when combined with dietary sources.
- Excessive magnesium can cause severe digestive issues like diarrhea.
- High zinc intake can interfere with copper absorption and lead to other adverse effects.
- The inclusion of less bioavailable forms like magnesium oxide and zinc oxide detracts from overall quality despite other good forms.
Warnings
- Consult a healthcare professional before taking this product due to the extremely high dosages of magnesium and zinc.
- Excessive intake of zinc can lead to copper deficiency and severe gastrointestinal upset.
- High doses of magnesium can cause severe digestive disturbances such as diarrhea and cramping.
- Individuals with kidney disease or other medical conditions should strictly avoid high mineral supplementation without direct medical guidance.
$14.99($0.14 per serving)
 Walmart | $ 14.99 | |
 iHerb | $ 19.55 |
Goals
Impact
Lower effect
Calcium, magnesium, and vitamin D3 are crucial for bone health, and this product offers high amounts. However, the excessive dosages of both calcium and magnesium could lead to imbalances or adverse effects, making it a risky choice for consistent bone support.
Impact
Lower effect
Zinc and calcium can support nail strength and appearance. While these minerals are present in high amounts, the very high zinc and magnesium dosages raise concerns about long-term safety and suitability for a general nail health regimen.
Impact
Lower effect
Magnesium and calcium are important for heart rhythm and function. Despite their inclusion, the extremely high dosages of both minerals could potentially lead to imbalances rather than consistent support for heart health.
Impact
Lower effect
Magnesium and calcium contribute to cardiovascular well-being. However, the very high doses in this product present potential risks and imbalances that contradict a sensible approach to cardiovascular support.
Impact
Lower effect
Calcium and magnesium are key for muscle function and recovery, relevant for fitness. However, the exceedingly high magnesium and zinc levels could lead to adverse effects, hindering rather than helping athletic performance and recovery.
Impact
Lower effect
Zinc and magnesium are recognized for their roles in brain function. Despite their presence, the excessive dosages, particularly of zinc and magnesium, could potentially cause side effects that detract from cognitive clarity rather than enhance it.
Impact
Lower effect
Magnesium and zinc can play roles in supporting mood. While included, the extreme quantities present a risk of adverse effects that could counteract any potential mood benefits and cause discomfort.
Impact
Lower effect
Magnesium and zinc are involved in energy production pathways. However, the high dosages of these minerals might lead to digestive discomfort or other adverse effects that could ultimately detract from perceived energy levels rather than boost them.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin D3 | 15 mcg |
Calcium | 1000 mg |
Magnesium | 400 mg |
Zinc | 25 mg |
Calcium 40
Providing 2000mg of calcium from carbonate and citrate forms, this product offers a very high amount that, while beneficial for some, is close to the overall tolerable upper intake level when considering dietary calcium. This high dose requires careful consideration to avoid overconsumption.
Magnesium 20
The 800mg magnesium dosage from citrate and oxide forms is considerably higher than the 350mg upper limit for supplemental magnesium, raising significant safety concerns. This quantity is likely to cause severe digestive upset and is unsuitable for general daily supplementation.
Zinc 20
The 50mg zinc dosage from gluconate and oxide forms exceeds the 40mg upper tolerable intake level for supplemental zinc. This high level can lead to adverse effects, including copper deficiency, and makes the product unsuitable for regular zinc intake.
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