Calcium Hydroxyapatite Caps
NOW
Calcium Hydroxyapatite Caps
4.8
★ ★ ★ ★ ★
(5987 ratings)
Phosphorus 200 mg
Calcium 500 mg
Score 75.0
This NOW product provides a solid dose of highly bioavailable Calcium Hydroxyapatite, a natural and effective form for bone health. Its main limitation is the absence of crucial Vitamin D3 and K2, which are essential for optimal calcium absorption and utilization.
Quantity: 120 Capsule(s)Servings size: 2 Capsule(s) (60 servings)
Selected goals:
Other goals:
Bone Health
Energy
Heart Health
Joint Health
Muscle Gain
leaderboard Score 75.0
This NOW product provides a solid dose of highly bioavailable Calcium Hydroxyapatite, a natural and effective form for bone health. Its main limitation is the absence of crucial Vitamin D3 and K2, which are essential for optimal calcium absorption and utilization.
insights Analysis
NOW's Calcium Hydroxyapatite Caps offer a good 500mg dose of calcium per serving in the highly regarded Calcium Hydroxyapatite form, which closely mirrors the mineral structure of human bone and is known for excellent bioavailability. This form also naturally includes phosphorus, supporting comprehensive bone mineralization. With 5667 reviews, it's a popular and well-received product. However, similar to many standalone calcium supplements, it lacks critical co-factors such as Vitamin D3 and Vitamin K2. These vitamins are vital for ensuring calcium is properly absorbed from the gut and subsequently directed into the bones, preventing undesirable calcification in soft tissues like arteries. Without these synergistic nutrients, the product's full potential for bone and cardiovascular health may not be realized, requiring users to supplement these vitamins separately.
- Contains Calcium Hydroxyapatite, an excellent and highly bioavailable form of calcium that naturally includes phosphorus, mimicking bone composition.
- Offers a practical 500mg elemental calcium per serving, making it easier to meet daily requirements than very low-dose products.
- Very popular with a high review count, indicating customer satisfaction.
- Does not include essential co-factors like Vitamin D3 and Vitamin K2, which are vital for calcium absorption and proper deposition into bones.
- May require two servings daily to reach optimal calcium intake for many adults, increasing the effective cost.
$10.40($0.17 per serving)
 Amazon | $ 10.40 | |
 Vitacost | $ 11.49 | |
 Daily Vita | $ 11.60 | |
 Pure Formulas | $ 12.15 | |
 iHerb | $ 12.24 | |
 Walmart | $ 14.13 |
bolt Effectiveness for goals
Yes, calcium is a primary mineral for building and maintaining strong bones and teeth throughout life. Adequate calcium intake helps ensure bone density and can reduce the risk of osteoporosis. Its effectiveness in this role is well-established through numerous studies.
Calcium is a key mineral for building and maintaining strong bones throughout life. Supplementation can help ensure adequate intake, especially for individuals who do not consume enough through diet. It contributes to bone density and strength.
Calcium and phosphorus are synergistic, meaning they work in concert for maximum bone health. They combine to form the mineral matrix of bones, providing strength and rigidity. Maintaining a balanced intake of both is essential for effective bone development and maintenance.
Adequate calcium intake, often supported by supplementation, is crucial for bone health and can play a role in reducing osteoporosis risk. It works best when combined with sufficient vitamin D, which aids calcium absorption. Regular weight-bearing exercise is also important.
Supplemental calcium, especially when combined with vitamin D, is effective in supporting bone mineral density and can help reduce the risk of osteoporosis, particularly in individuals with inadequate dietary intake. Its effectiveness is greatest as a preventative measure rather than a standalone treatment for advanced disease. Regular intake within recommended limits is key.
schedule Dosage, timing & forms
The recommended daily allowance (RDA) for calcium for most adult men and women ranges from 1,000 to 1,200 milligrams per day, depending on age and gender. This includes calcium from both diet and supplements. Individual needs can vary based on factors like age, sex, and health status.
The Recommended Dietary Allowance (RDA) for calcium in most adults aged 19-50 is 1,000 mg per day. For women over 50 and men over 70, the RDA increases to 1,200 mg per day. These recommendations are designed to support bone health and other physiological functions.
Calcium carbonate and calcium citrate are two common forms of calcium supplements. Calcium carbonate is typically more concentrated but requires stomach acid for absorption, so it's best taken with food. Calcium citrate is well absorbed with or without food and may be a better option for individuals with low stomach acid.
Common forms include calcium carbonate and calcium citrate. Calcium carbonate is generally more economical and contains a higher percentage of elemental calcium, requiring stomach acid for absorption, so it's often taken with food. Calcium citrate is more easily absorbed, even without food, and may be preferred by individuals with low stomach acid.
For calcium carbonate, taking it with meals is generally recommended to optimize absorption due to the need for stomach acid. Calcium citrate can be taken at any time, with or without food. Spreading out calcium intake throughout the day in smaller doses may also improve absorption.
health_and_safety Safety & interactions
Yes, calcium supplements can interact with several medications, including certain antibiotics (like tetracyclines and fluoroquinolones), thyroid hormones, and some bisphosphonates. These interactions can reduce the absorption and effectiveness of the medication or the calcium. It is advisable to take these medications at separate times from calcium supplements.
Yes, calcium supplements can interact with several medications, including certain antibiotics (like tetracyclines and fluoroquinolones), thyroid hormones (levothyroxine), and bisphosphonates. These interactions can reduce the absorption or effectiveness of the medication or the calcium. It is advisable to consult a healthcare professional regarding potential interactions.
Consuming very high amounts of calcium, primarily from supplements, can lead to hypercalcemia, causing symptoms like nausea, constipation, and fatigue. Long-term excessive intake may also increase the risk of kidney stones and, in some cases, cardiovascular concerns. Adhering to recommended daily allowances is important.
For most adults, the tolerable upper intake level (UL) for calcium is 2,500 mg per day, though this can vary by age and specific health conditions. Exceeding this limit regularly can increase the risk of adverse effects. It is important to consider calcium intake from both diet and supplements when assessing total intake.
Yes, high doses of calcium supplements can potentially interfere with the absorption of some other essential minerals, including iron, zinc, and magnesium, when taken at the same time. To minimize this effect, it's often recommended to take calcium supplements at a different time of day from iron or zinc supplements.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Calcium | 500 mg |
Phosphorus | 200 mg |
Categories
Calcium 75.0
Provides 500mg of highly bioavailable Calcium Hydroxyapatite, a superior form. The dose is reasonable, though two servings might be needed for adults to meet full RDA.
Phosphorus 75.0
Offers 200mg of Phosphorus Hydroxyapatite, an excellent and naturally occurring form that complements the calcium. The quantity is well-proportioned to the calcium content.
Goals
Bone Health 75.0
The use of highly bioavailable Calcium Hydroxyapatite at a decent dose is beneficial for bone health. However, the lack of Vitamin D3 and K2, crucial for absorption and bone mineralization, means it's not a complete bone health solution.
Heart Health 70.0
Calcium Hydroxyapatite is generally considered a good form. While vital for heart function, the absence of Vitamin K2, which helps prevent arterial calcification, limits its score for comprehensive cardiovascular support.
Joint Health 55.0
While good bone density indirectly supports joint integrity, calcium and phosphorus are not primary nutrients for joint cartilage or tissue repair. Its impact on joint health is secondary.
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