Calcium is essential for strong bones and teeth, but many people don't get enough from their diet alone. Supplementing can help fill this nutritional gap, supporting overall bone health and potentially reducing the risk of osteoporosis. Choosing the right supplement ensures you're getting a bioavailable form that your body can effectively use.
- United States Pharmacopeia (USP) Verified
- SUPPORTS BONE AND NEUROMUSCULAR HEALTH (1): Providing 1200 mg of Calcium per serving, this Calcium supplement supports bones and neuromuscular health (1)
- CALCIUM ABSORPTION (1): Each softgel includes 1000 IU of Vitamin D3 to aid in calcium absorption and support your immune system (1)
- NO GLUTEN; DAIRY OR WHEAT: These Calcium with Vitamin D3 softgels are designed for diverse dietary needs; free from Gluten, Dairy, Wheat and artificial flavors
- COMMITTED TO QUALITY: We are passionate about the science and ingredients in our products to support you and your family; Our Vitamin D and Calcium softgels are manufactured without artificial flavors or sweeteners
- EXPERTLY CRAFTED SUPPLEMENT: Backed by 50 years of scientific expertise; Nature’s Bounty offers trusted products, backed by science and made with great ingredients
- A BENEFICIAL BONE SUPPLEMENT: Calcium is the primary mineral responsible for strong, healthy bones. (1) Each serving of Nature’s Bounty Calcium Plus Vitamin D3 contains 1200 mg of calcium, which helps maintain bone mineralization and promote...
- 1,200 MG OF CALCIUM: Supplementing with Nature’s Bounty Calcium Plus Vitamin D3 can help ensure that you are meeting the daily recommended value of this essential mineral
- IMMUNE SUPPORT FROM VITAMIN D3: Each softgel contains 1000 IU of Vitamin D3, a potent form of Vitamin D that helps your body absorb calcium. (1) Vitamin D3 also provides daily immune support, helping you feel your best (1)
- QUALITY IS OUR PRIORITY: Nature’s Bounty is committed to the safety of our supplements. Our Calcium Plus Vitamin D3 softgels are gluten free, sugar free, and contain no artificial flavor
- FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Calcium Plus Vitamin D3 is a product of nearly 50 years of dedication to quality, consistency and scientific research to make vitamins and nutritional supplements of unrivaled excellence
- Heart Health: Highly absorbable calcium, which supports cardiovascular health*
- Colon Health: Calcium has been associated with supporting colon health; support colon health with these calcium citrate supplements*
- Bone Support: Calcium Citrate is a highly bioavailable calcium supplement, providing support for bone, cardiovascular, colon, and joint health*
- Pure Quality: Our supplements are made with premium ingredients sourced from trusted suppliers and guided by nutritional experts, then manufactured and tested to verify potency and purity
- Pure Difference: What we leave out matters, too; Pure Encapsulations products are FREE FROM common allergens, artificial or unnecessary ingredients, and GMOs
- Defy bone aging: Citracal Slow Release provides 1200 mg of calcium (from calcium carbonate and calcium citrate) and 25 mcg (1000 IU) of vitamin D per serving to help support bone health* as part of your overall wellness and fitness regimen. 2 caplets once...
- Helps promote strong bones: Calcium is vital for supporting strong bones.* Citracal Slow Release contains calcium (from calcium carbonate and calcium citrate) plus Vitamin D3.The patented Slo-Cal Technology specifically developed to provide efficient...
- With Vitamin D3 and Magnesium: Each serving provides vitamin D3 to help your body absorb calcium, and magnesium for additional bone support.* Recommended for adults and children ages 12 and up.
- Slo-Cal Technology: A unique slow-release formula that gradually releases calcium for efficient absorption, in just one daily dose
- No.1 Calcium brand recommended : Citracal is the #1 Doctor & Pharmacist (1) recommended calcium brand (1)Pharmacy Times Survey, 2025
- SUPPORTS BONE AND NEUROMUSCULAR HEALTH (1): Providing 1200 mg of Calcium per serving, this Calcium supplement supports bones and neuromuscular health (1)
- CALCIUM ABSORPTION (1): Each softgel includes 1000 IU of Vitamin D3 to aid in calcium absorption and support your immune system (1)
- NO GLUTEN; DAIRY OR WHEAT: These Calcium with Vitamin D3 softgels are designed for diverse dietary needs; free from Gluten, Dairy, Wheat and artificial flavors
- COMMITTED TO QUALITY: We are passionate about the science and ingredients in our products to support you and your family; Our Vitamin D and Calcium softgels are manufactured without artificial flavors or sweeteners
- EXPERTLY CRAFTED SUPPLEMENT: Backed by 50 years of scientific expertise; Nature’s Bounty offers trusted products, backed by science and made with great ingredients
- Bone support gummies: contains one 80 count bottle of Nature Made Calcium 500mg Per Serving with Vitamin D3 Gummies for a 40-day supply
- Nature Made's Calcium and Vitamin D gummies with Calcium 500 mg per serving come in delicious cherry, orange and strawberry flavors with other natural flavors
- These chewable Calcium with Vitamin D3 gummies for adults provide Calcium to help support bone strength, and Vitamin D to help improve Calcium absorption
- These Calcium supplements with Vitamin D3 are made with high quality ingredients; Adults, chew 2 gummies daily
- These Nature Made Calcium gummies with Vitamin D3 have no high fructose corn syrup, no synthetic dyes, no artificial flavors and no artificial sweeteners
- These statements have not been evaluated by the Food & Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease
- ESSENTIAL MINERALS FOR BONE SUPPORT: The Calcium and Magnesium in Nature’s Bounty Calcium Magnesium Zinc Caplets contribute to stronger, healthier bones (1)
- PROMOTES A CALM, RELAXED MOOD: Feeling stressed. Nature’s Bounty Calcium Magnesium Zinc Caplets offer the support you want for a calm and relaxed mood (1)
- VITAMIN D3 FOR IMMUNE SUPPORT: The addition of Vitamin D3 promotes immune system health and aids with Calcium absorption to help you get the most from this potent mineral supplement (1)
- QUALITY, PURITY, POTENCY: Nature’s Bounty is committed to safety and purity in all of our supplements; Our Calcium Magnesium Zinc caplets are gluten free, sugar free and contain no artificial flavor or sweetener
- FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Calcium Magnesium Zinc is a product of dedication to quality; consistency; and scientific research to make vitamins and nutritional supplements of unrivaled excellence
- 200 count bottle of Caltrate 600 Plus D3 600 mg Calcium and Vitamin D Supplement Tablets
- Caltrate bone supplements offer the highest level of vitamin D3 per tablet among leading calcium supplement brands (1)
- Caltrate calcium and vitamin D tablets help support strong bones and everyday activities like muscle contractions, blood clotting and nerve function (2)
- High levels of vitamin D3 in Caltrate calcium and vitamin D3 tablets help maximize calcium absorption (2)
- Vitamin D and calcium tablets contain 600 mg calcium and 20 mcg of vitamin D3 per tablet
- Take one to two bone supplement tablets daily or use as directed by your physician
- Packaging may vary
- Heart Health: Highly absorbable calcium, which supports cardiovascular health*
- Colon Health: Calcium has been associated with supporting colon health; support colon health with these calcium citrate supplements*
- Bone Support: Calcium Citrate is a highly bioavailable calcium supplement, providing support for bone, cardiovascular, colon, and joint health*
- Pure Quality: Our supplements are made with premium ingredients sourced from trusted suppliers and guided by nutritional experts, then manufactured and tested to verify potency and purity
- Pure Difference: What we leave out matters, too; Pure Encapsulations products are FREE FROM common allergens, artificial or unnecessary ingredients, and GMOs
This article is part of our complete guide Vitamins & Supplements — browse all our comparisons and buying guides.
Last update on 2026-08-23 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Calcium Mineral Supplements
Types of Calcium Supplements
- Calcium Carbonate: This is the most common and affordable form, but it requires stomach acid to be absorbed effectively. It's best taken with food.
- Calcium Citrate: This form is absorbed well with or without food and is often recommended for individuals with low stomach acid or those taking acid-reducing medications.
Dosage and Absorption
- Consider your daily calcium needs based on age and sex. The body can only absorb about 500-600 mg of calcium at a time, so it's often better to split larger doses throughout the day.
- Look for supplements that also contain Vitamin D, as it plays a crucial role in calcium absorption and bone health. Magnesium is another important mineral that works with calcium for bone structure.