Calcium Citrate +D3 Maximum
21st Century
Calcium Citrate +D3 Maximum
4.8
★ ★ ★ ★ ★
(24718 ratings)
Calcium 630 mg
Score 90.0
An outstanding value calcium citrate and D3 supplement, highly accessible and effective for daily bone health support, despite a moderate calcium dosage.
Quantity: 120 Tablet(s)Servings size: 2 Tablet(s) (60 servings)
Selected goals:
Other goals:
Bone Health
Joint Health
Heart Health
Fitness
Muscle Gain
leaderboard Score 90.0
An outstanding value calcium citrate and D3 supplement, highly accessible and effective for daily bone health support, despite a moderate calcium dosage.
insights Analysis
This 21st Century product distinguishes itself with an exceptionally low price point for a calcium supplement that includes both the highly absorbable citrate form and essential Vitamin D3. Nutritionists frequently recommend calcium citrate for its bioavailability, especially for individuals with varied stomach acid levels, and the inclusion of D3 is critical for ensuring optimal calcium absorption and bone mineralization. While its elemental calcium quantity of 630mg per serving is moderately lower than some higher-dose options, it is still a significant contribution to daily calcium needs, especially when combined with dietary intake. The product's massive review count (over 24,000) strongly attests to its immense popularity and perceived value among consumers, making it an excellent, accessible choice for daily calcium and D3 supplementation.
- Outstandingly low price per serving, making it highly accessible.
- Contains absorbable Calcium Citrate, suitable for various stomach acid levels.
- Includes essential Vitamin D3, crucial for optimal calcium absorption.
- Extremely high review count (24k+) indicates immense popularity and consumer satisfaction.
- The elemental calcium dose of 630mg is lower than some higher-potency supplements, which might require more tablets or additional dietary calcium for those with higher needs.
- Does not include other synergistic bone nutrients like Magnesium or Vitamin K2.
$8.49($0.14 per serving)
 iHerb | $ 8.49 | |
 Amazon | $ 8.49 |
bolt Effectiveness for goals
Yes, vitamin D is essential for the effective absorption of calcium in the intestines. Without sufficient vitamin D, the body cannot absorb calcium properly, even if calcium intake is adequate. This partnership is crucial for maximizing calcium's benefits for bone health.
Adequate calcium intake, especially when combined with sufficient vitamin D, is important for bone health and may help reduce the risk of osteoporosis. It provides the necessary minerals for bone density. However, it's one of several factors in osteoporosis prevention and management.
Calcium is a primary mineral component of bones and teeth. Adequate intake is essential for maintaining bone density throughout life and plays a crucial role in bone formation and remodeling. Consistent supply helps support strong skeletal structure.
Calcium is a crucial mineral for maintaining strong bones throughout life, acting as a primary building block for bone tissue. Adequate calcium intake helps to support and maintain bone density. It is essential for the continuous remodeling process of bones.
Calcium, especially when combined with vitamin D, is an important nutrient for maintaining bone health. Consistent intake helps support bone density, which can contribute to reducing the risk of osteoporosis. However, it is one factor among many in preventing this condition.
schedule Dosage, timing & forms
For most adults aged 19-50, the recommended daily intake of calcium is typically 1,000 mg. This recommendation may vary slightly based on age, gender, and life stage, such as during adolescence or older adulthood.
The recommended dietary allowance (RDA) for most adult men and women aged 19-50 years is 1,000 mg per day. For women over 50 and all adults over 70, the RDA increases to 1,200 mg per day. These recommendations include calcium from both food and supplements.
The two most common forms of calcium in supplements are calcium carbonate and calcium citrate. Calcium carbonate is generally more affordable and contains a higher percentage of elemental calcium, while calcium citrate is well-absorbed with or without food.
Yes, calcium supplements can interact with certain medications, including some antibiotics, thyroid hormones, and bisphosphonates. It is generally advised to take calcium supplements at a different time of day from these medications to avoid interference with absorption. Always consult a healthcare professional about potential interactions.
Calcium carbonate is the most common and inexpensive form, containing 40% elemental calcium, and is best taken with food for optimal absorption. Calcium citrate contains 21% elemental calcium, can be taken with or without food, and may be better for individuals with low stomach acid. Your specific needs may influence which form is more suitable.
health_and_safety Safety & interactions
Yes, calcium supplements can interact with several medications, potentially affecting their absorption or efficacy. These include certain antibiotics (e.g., tetracyclines, fluoroquinolones), thyroid hormones (e.g., levothyroxine), bisphosphonates, and some diuretics. It is advisable to consult a healthcare professional or pharmacist regarding potential interactions with any medications you are taking.
Yes, calcium supplements can interact with several medications, potentially affecting their absorption or efficacy. These include certain antibiotics (e.g., tetracyclines, fluoroquinolones), thyroid hormones (e.g., levothyroxine), bisphosphonates, and some blood pressure medications. It is advisable to consult a healthcare professional regarding potential interactions and timing of doses.
Common side effects of calcium supplements may include constipation, bloating, and gas. These effects are usually mild and can sometimes be alleviated by adjusting the dosage or type of calcium, or by taking the supplement with food. If side effects persist, consulting a healthcare professional is recommended.
Yes, excessive intake of calcium, especially from supplements, can lead to hypercalcemia, a condition where calcium levels in the blood are too high. Symptoms can include nausea, vomiting, confusion, and kidney problems. Adhering to the Tolerable Upper Intake Level (UL) for calcium, which varies by age, is important.
Vitamin D plays a crucial role in helping the body absorb calcium from the gut. Therefore, adequate vitamin D levels are essential for calcium to be utilized effectively by the body for bone health. Many calcium supplements include vitamin D to enhance this absorption.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin D3 | 13 mcg |
Calcium | 630 mg |
Categories
Calcium 90.0
This product represents excellent value within the calcium category, providing a well-absorbed form (citrate) with the critical co-factor Vitamin D3 at an incredibly low price. It stands out for its cost-effectiveness without significantly compromising on quality or efficacy for daily calcium needs.
Goals
Bone Health 92.0
The synergistic combination of calcium citrate and Vitamin D3 is highly effective for maintaining bone density and preventing bone loss. While the 630mg dose isn't the highest, its absorbability and the inclusion of D3 make it a very strong contender for promoting skeletal health.
Heart Health 85.0
Calcium and Vitamin D are both vital for cardiovascular health, including proper muscle contraction and blood pressure regulation. The D3 helps ensure calcium is metabolized correctly, contributing positively to heart function, though additional K2 would further optimize arterial health.
Fitness 85.0
Essential for muscle function, nerve transmission, and energy metabolism, adequate calcium and Vitamin D levels are fundamental for athletic performance and recovery. This supplement effectively provides these nutrients to support physical activity.
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