Optimize Bone Health and Function with Calcium Carbonate
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| Product dosage: 0.25mg | |||
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Synonyms | |||
Calcium carbonate is a fundamental mineral supplement essential for maintaining skeletal integrity, neuromuscular function, and systemic physiological balance. As one of the most bioavailable and cost-effective forms of calcium, it serves as a cornerstone in both preventive and therapeutic medical regimens. This product is widely utilized to address dietary deficiencies, support bone mineralization, and manage conditions associated with hypocalcemia. Proper usage under medical guidance ensures efficacy and safety.
Features
- Contains 100% pharmaceutical-grade calcium carbonate
- High elemental calcium content per serving (typically 40%)
- Often combined with vitamin D3 for enhanced absorption
- Available in multiple formulations: tablets, chewables, and powder
- Produced under strict Good Manufacturing Practice (GMP) standards
- Third-party tested for purity and heavy metal content
Benefits
- Supports the development and maintenance of strong bones and teeth
- Aids in the prevention and management of osteoporosis
- Facilitates proper muscle contraction and nerve transmission
- Assists in blood clotting processes
- Helps maintain normal heart rhythm
- May contribute to reducing the risk of colorectal cancer
Common use
Calcium carbonate is commonly prescribed for the prevention and treatment of calcium deficiencies. It is indicated for individuals with inadequate dietary calcium intake, postmenopausal women at risk for osteoporosis, and patients with conditions that impair calcium absorption. It is also used as a phosphate binder in chronic kidney disease patients to manage hyperphosphatemia. Off-label, it serves as an antacid for temporary relief of heartburn and indigestion.
Dosage and direction
Dosage varies based on age, gender, medical condition, and dietary intake. The typical adult dose for osteoporosis prevention is 1000–1300 mg of elemental calcium daily, divided into doses of 500–600 mg to maximize absorption. Take with a full glass of water, preferably with meals to enhance bioavailability and reduce gastrointestinal discomfort. Do not exceed 2500 mg per day from all sources without medical supervision. Chewable tablets must be chewed thoroughly; do not swallow whole.
Precautions
Consult a healthcare provider before use if you have a history of kidney stones, hypercalcemia, hypoparathyroidism, or sarcoidosis. Use with caution in patients with renal impairment or those taking diuretics. Long-term high-dose supplementation may lead to milk-alkali syndrome. Avoid concomitant intake with high-fiber foods or iron supplements, as they may impair absorption. Periodic monitoring of serum calcium levels is advised during prolonged therapy.
Contraindications
Calcium carbonate is contraindicated in individuals with hypercalcemia, hypercalciuria, or known hypersensitivity to any component of the formulation. It should not be used in patients with severe renal failure or those prone to calcium-containing kidney stones. Contraindicated in cases of hypophosphatemia or in conjunction with certain cardiac medications without medical approval.
Possible side effect
Common side effects may include constipation, bloating, or gas. Less frequently, nausea, vomiting, or stomach pain may occur. High doses can lead to hypercalcemia, manifesting as fatigue, confusion, increased thirst, or frequent urination. Rare but serious side effects include kidney stones or calcification of soft tissues. Discontinue use and seek medical attention if severe symptoms arise.
Drug interaction
Calcium carbonate may interact with several medications. It can reduce the absorption of tetracycline antibiotics, bisphosphonates, levothyroxine, and iron supplements—take these medications at least 2–4 hours apart. Thiazide diuretics may increase the risk of hypercalcemia. Concomitant use with calcium channel blockers or digoxin requires careful monitoring. Antacids containing aluminum may increase aluminum absorption when taken together.
Missed dose
If a dose is missed, take it as soon as remembered unless it is nearly time for the next dose. Do not double the dose to catch up. Resume the regular dosing schedule. Consistent daily intake is important for maintaining stable calcium levels, but occasional missed doses are unlikely to cause significant deficiency if overall intake is adequate.
Overdose
Symptoms of overdose include severe nausea, vomiting, loss of appetite, confusion, and irregular heartbeat. Acute hypercalcemia may lead to coma or cardiac arrest. In case of suspected overdose, seek emergency medical attention immediately. Treatment may involve hydration, loop diuretics, or in severe cases, dialysis. Keep out of reach of children to prevent accidental ingestion.
Storage
Store at room temperature (15–30°C) in a dry place, away from direct light and moisture. Keep the container tightly closed. Do not freeze. Discard any product that has passed its expiration date or shows signs of tampering or degradation.
Disclaimer
This information is for educational purposes and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider before starting any new supplement or making changes to your health regimen. Individual needs may vary based on health status and dietary factors.
Reviews
“As a rheumatologist, I frequently recommend calcium carbonate to my osteoporotic patients. Its efficacy in improving bone density metrics is well-supported in clinical practice.” – Dr. Elena M., MD
“After my menopause diagnosis, my endocrinologist prescribed calcium carbonate with vitamin D. Follow-up DEXA scans show notable improvement in bone mass.” – Sarah T., patient
“Easy to tolerate and effective for managing my chronic hypocalcemia. I appreciate the chewable option for convenience.” – James L., long-term user
“Used as a phosphate binder for my renal disease. It’s effective, though requires careful dosing to avoid GI issues.” – Linda K., CKD patient