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Bone health; Calcium absorption support
Adults with low dairy or calcium intake and people who spend limited time in sunlight.
Adults take 1 tablet with a meal, twice daily; do not exceed the suggested amount. Taking minerals with food may enhance absorption and reduce stomach discomfort.
Gluten Free; Contains: Shellfish (oyster); No added yeast or artificial flavors
Calcium provides the mineral building blocks for bones and teeth and plays key roles in muscle contraction and nerve signaling.
Caution: Take with food to improve tolerance; high intakes may cause constipation or interact with certain minerals if taken together.
Vitamin D3 supports intestinal absorption of calcium and phosphorus and helps regulate calcium balance in the body.
Caution: Avoid combining with high-dose vitamin D supplements unless advised, as excessive intake may raise blood calcium levels.
Calcium supplies the structural mineral for bones, while vitamin D3 helps the intestine absorb calcium more effectively and supports proper calcium balance. Together they address both supply of the mineral and the body’s ability to use it.
Label Warning: Consult a healthcare provider before use if you are pregnant, nursing, taking medications, have a medical condition, or are planning a medical procedure. Stop use and contact a physician if adverse reactions occur. Individual results may vary.
Who should be cautious: People with shellfish allergies should avoid this product due to oyster shell. Those taking thyroid medications, tetracyclines, or fluoroquinolone antibiotics may need to separate dosing because calcium may reduce absorption. People with a history of kidney stones or high calcium levels may need medical guidance before use.
Storage: Store at room temperature.
Several reviewers mention feeling more energetic and alert after taking the tablets.
Many users say the calcium and vitamin D3 content seems to support their bones.
A few reviewers dislike the artificial colors and extra ingredients in the formula.
$4.99
Calcium is an important mineral for bone health. Vitamin D3 is added to assist with calcium absorption.
As a calcium supplement, adults take one (1) tablet with any meal, twice daily or as directed by a healthcare provider. Do not exceed recommended dosage.
Individual results may vary.
Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure. Stop use and contact a physician if adverse reactions occur.
Keep out of reach of children. Do not use if product appears to be tampered with or seal is broken. Store at room temperature.
While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
| Supplement facts | ||
| Serving Size: 1 Tablet | ||
| Amount Per Serving | % Daily Value | |
| Vitamin D3 (as Cholecalciferol) | 5 mcg (200 IU) | 25% |
| Calcium (from Oyster Shell) | 500 mg | 38% |
Maltodextrin, Cellulose. Contains <2% of: Artificial colors (fd&c blue #1, fd&c yellow #5), croscarmellose sodium, hydroxypropyl methylcellulose, magnesium silicate, magnesium stearate, peg, polyvinyl alcohol, stearic acid, titanium dioxide.
Contains shellfish (oyster).
No added yeast or artificial flavors.
