This supplement provides calcium, magnesium, and zinc at generally high dosages, with magnesium exceeding the supplemental upper limit, and its reliance on less bioavailable forms like calcium carbonate and magnesium oxide may reduce overall absorption.
How scoring worksThis supplement provides calcium, magnesium, and zinc at generally high dosages, with magnesium exceeding the supplemental upper limit, and its reliance on less bioavailable forms like calcium carbonate and magnesium oxide may reduce overall absorption.
How scoring works Vitacost | $ 19.69 | |
 iHerb | $ 19.69 |
KAL's Cal/Mag/Zinc supplement provides these three essential minerals in a tablet format. It includes 1000mg of calcium from calcium carbonate, 400mg of magnesium from magnesium oxide, and 15mg of zinc from zinc gluconate. This blend is often chosen to support bone structure, muscle function, and immune system health.
The dosage for calcium (1000mg) is substantial and reasonable for many, and zinc (15mg) from gluconate is a good choice for absorption. However, the magnesium dosage of 400mg is slightly above the 350mg upper limit for supplemental magnesium, which may lead to digestive discomfort for some. The primary drawback of this formulation is the use of calcium carbonate and magnesium oxide, which are generally less bioavailable compared to other forms, potentially reducing the actual amount of minerals the body can utilize.
While this product offers a convenient way to get these minerals, its effectiveness is somewhat limited by the choice of less absorbed ingredient forms and the slightly elevated magnesium. It serves as an accessible option but might not be optimal for individuals seeking maximum mineral absorption or those with sensitive digestive systems.
The product provides essential minerals at generally appropriate dosages for calcium and zinc. However, the use of less bioavailable forms like calcium carbonate and magnesium oxide, coupled with a slightly high magnesium dose, limits its overall absorption efficiency and practical nutrient quality.
The product clearly lists the specific forms and quantities for each mineral, which is helpful for consumers to understand the formulation. This level of detail is good for transparency, even if the forms are not always the most preferred.
The product offers a moderate price for a basic mineral blend. While not providing the most bioavailable forms, its value comes from being a straightforward option for those seeking these specific minerals, assuming tolerance to the magnesium oxide.
With over 500 reviews, there's a moderate level of customer feedback for this product. This suggests general acceptance among its users, although individual experiences with magnesium oxide may vary.
KAL is a long-standing brand in the natural products industry, known for its extensive range of supplements. They often focus on single nutrients and basic blends, maintaining a reliable presence in the market.
| Ingredient | Amount per serving |
|---|---|
Total Carbohydrates | 1 Gram(s) |
Calcium | 1000 mg |
Magnesium | 400 mg |
Zinc | 15 mg |
Sodium | 15 mg |
