Magnesium & Calcium
NOW
Magnesium & Calcium
4.8
★ ★ ★ ★ ★
(16706 ratings)
Zinc 15 mg
Calcium 400 mg
Magnesium 800 mg
Score 92.0
This NOW supplement offers a robust blend of essential minerals and Vitamin D3, featuring highly bioavailable forms of magnesium and a well-absorbed zinc chelate. It's designed to support a broad spectrum of health goals, including bone, heart, and general well-being, providing a high-quality, comprehensive mineral foundation.
Quantity: 250 Tablet(s)Servings size: 3 Tablet(s) (83 servings)
Selected goals:
Other goals:
Stress Relief
Mood Support
Bone Health
Sleep Support
Heart Health
leaderboard Score 92.0
This NOW supplement offers a robust blend of essential minerals and Vitamin D3, featuring highly bioavailable forms of magnesium and a well-absorbed zinc chelate. It's designed to support a broad spectrum of health goals, including bone, heart, and general well-being, providing a high-quality, comprehensive mineral foundation.
insights Analysis
Similar to its smaller counterpart, this NOW product provides an excellent profile of essential minerals for comprehensive health support. It combines multiple, highly bioavailable forms of Magnesium such as Citrate, Glycinate, and Taurinate, alongside Aquamin TG, which offers a natural, multi-mineral source for both Magnesium and Calcium. The inclusion of L-OptiZinc Monomethionine ensures optimal zinc absorption, crucial for immune and metabolic health. Furthermore, the presence of Vitamin D3 is vital for maximizing calcium absorption and promoting overall bone integrity. This formulation prioritizes ingredient quality and absorption, making it highly effective across its stated health goals.
- Utilizes multiple highly bioavailable magnesium forms (Glycinate, Citrate, Taurinate) for superior absorption and less GI distress.
- Contains Aquamin TG, a natural, multi-mineral source for calcium and magnesium.
- Features L-OptiZinc (Zinc Monomethionine), a highly absorbable form of zinc.
- Includes Vitamin D3, which is essential for calcium metabolism and bone health.
- Offers a larger quantity, leading to a better price per serving compared to the smaller pack.
- Magnesium Oxide is present, which has lower bioavailability, though its impact is mitigated by the presence of other superior forms.
- Initial cost is higher, but this is offset by the better price per serving for long-term use.
- Always consult a healthcare professional before starting any new supplement, especially if you have pre-existing conditions or are taking other medications.
$20.05($0.24 per serving)
 Amazon | $ 20.05 | |
 Pure Formulas | $ 21.42 | |
 Vitacost | $ 22.69 | |
 Daily Vita | $ 23.10 | |
 iHerb | $ 24.49 | |
 Walmart | $ 24.95 |
bolt Effectiveness for goals
Magnesium and calcium are essential minerals vital for numerous bodily functions. Calcium is a primary component of bones and teeth, and crucial for muscle contraction and nerve transmission. Magnesium supports over 300 enzymatic reactions, including those involved in energy production, muscle and nerve function, and blood glucose control.
Different forms of magnesium, such as citrate, glycinate, taurinate, and oxide, can offer varying absorption rates and bioavailability in the body. Combining them may help ensure broader uptake and utilization, potentially addressing different physiological needs. Some forms, like magnesium glycinate, are also known for being gentle on the digestive system.
Vitamin D3 is critical for the absorption of calcium in the gut, which is essential for maintaining strong bones and teeth. It also plays a role in magnesium homeostasis and overall mineral balance within the body. This combination supports the optimal utilization of both minerals for skeletal health and various metabolic processes.
These three minerals are often combined in supplements due to their synergistic roles in the body, particularly for bone health, immune function, and enzyme activity. While high doses of certain minerals can sometimes compete for absorption, balanced formulations are designed to optimize their combined benefits. Zinc, for example, is crucial for immune system function and cellular metabolism, complementing the structural and functional roles of calcium and magnesium.
Seaweed-derived minerals, such as Aquamin TG, provide a natural, highly bioavailable source of calcium and magnesium, along with over 70 other trace minerals. These naturally occurring mineral complexes may offer enhanced absorption and utilization compared to isolated mineral forms. They contribute to comprehensive bone, joint, and digestive health support.
schedule Dosage, timing & forms
Many prefer taking magnesium in the evening due to its potential relaxation benefits, while calcium can be taken anytime. For optimal absorption and to minimize potential digestive upset, it is often recommended to take these minerals with food. Splitting the daily dose can also be beneficial.
While they can generally be taken together, some evidence suggests that very high doses of one mineral might slightly impact the absorption of the other. Many combined supplements are formulated with a balanced ratio to support co-absorption. For daily needs, taking them together is usually fine unless very high individual doses are involved.
Vitamin D3 is essential for the intestinal absorption of calcium and plays a significant role in its bone deposition. Magnesium is also critical, as it's required for the activation of Vitamin D in the body. Therefore, all three nutrients often work synergistically.
Different forms of magnesium have varying bioavailability and may be absorbed through different pathways in the body. For example, magnesium citrate is known for good absorption, while magnesium glycinate is often well-tolerated and less likely to cause digestive upset. A blend can offer broader absorption and benefits.
High doses of calcium can sometimes interfere with zinc absorption, and similarly, high levels of zinc might affect copper absorption. However, the amounts typically found in balanced combined supplements are generally formulated to minimize significant antagonistic effects. Taking them with food can also help mitigate potential interactions.
health_and_safety Safety & interactions
Yes, calcium and magnesium can compete for absorption when taken at the same time and in very high doses. However, moderate amounts often don't significantly impede each other's uptake. Some sources suggest a balanced intake for optimal benefit.
High doses of magnesium, especially from supplements, can cause gastrointestinal issues like diarrhea, nausea, and abdominal cramping. In rare cases, extremely high intake can lead to magnesium toxicity. It's important to adhere to recommended daily allowances.
Yes, both calcium and magnesium can interact with certain medications. For instance, they may interfere with the absorption of some antibiotics, thyroid hormones, and bisphosphonates. It is advisable to consult a healthcare professional regarding potential interactions.
Vitamin D3 is crucial for calcium homeostasis, significantly enhancing the absorption of calcium in the gut. It also plays a role in magnesium metabolism, affecting its absorption and utilization within the body. Adequate Vitamin D levels support overall mineral balance.
High doses of zinc can potentially inhibit the absorption of copper and, to a lesser extent, calcium and magnesium if taken simultaneously. However, typical supplemental doses are less likely to cause significant interactions. Maintaining balanced mineral intake is generally recommended.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin D3 | 25 mcg |
Calcium | 400 mg |
Magnesium | 800 mg |
Zinc | 15 mg |
Categories
Magnesium 95.0
Featuring an impressive array of highly bioavailable magnesium forms including Citrate, Glycinate, and Taurinate, alongside Aquamin TG, this product offers superior absorption and minimizes digestive issues often associated with magnesium supplementation. This makes it an excellent source for comprehensive magnesium support.
Calcium 90.0
The product combines highly absorbable Calcium Citrate with Aquamin TG, a natural seaweed-derived mineral source. The essential addition of Vitamin D3 further significantly boosts calcium's bioavailability and its effective use for bone health.
Zinc 90.0
The inclusion of L-OptiZinc Monomethionine is a key differentiator, providing a highly absorbable and effective form of zinc crucial for immune function, enzyme activity, and overall cellular health. This ensures efficient delivery of this vital trace mineral.
Goals
Bone Health 95.0
The combination of highly bioavailable Calcium forms (Aquamin TG, Citrate), Magnesium, and Vitamin D3 provides strong synergistic support for bone density and mineralization. This comprehensive approach ensures optimal calcium utilization for skeletal health.
General Health 92.0
This supplement delivers a comprehensive spectrum of essential minerals and Vitamin D3 in highly absorbable forms, addressing common nutritional gaps and supporting a vast array of physiological processes crucial for overall well-being.
Heart Health 90.0
The diverse magnesium forms, including Taurinate, are excellent for cardiovascular support, aiding in blood pressure regulation and maintaining healthy heart rhythm. Proper calcium balance, facilitated by D3, also supports heart muscle function.
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