Best Tablet Calcium Supplements of 2026

Caltrate 600 Plus D3 Calcium and Vitamin D Supplement Tablets come in a 200 count bottle and offer the highest level of vitamin D3 per tablet among leading calcium supplement brands, with 600 mg calcium and 20 mcg of vitamin D3 per tablet. They help support strong bones and everyday activities like muscle contractions, blood clotting and nerve function, while maximizing calcium absorption. Simply take one to two tablets daily or use as directed by your physician.

Caltrate Minis 600 Plus D3 Plus Minerals is a calcium and vitamin D3 supplement that supports bone strength and flexibility. This 150-count bottle contains key essential minerals like zinc, copper, and manganese to help support collagen production, which facilitates more resilient bones. With 600 mg calcium carbonate and 40 mcg of vitamin D3 per two mini tablets, it has the most vitamin D3 to help your body maximize calcium absorption. These bone supplements are 35% smaller than the leading small calcium supplement, making them easy to swallow. Take two tablets daily with food or as directed by a physician.

Get 3-in-1 benefits with the New Chapter Calcium Supplement. Sourced from Red Marine Algae, it is rich in bone-nourishing calcium, magnesium, and 70+ trace minerals, making it different from regular calcium carbonate supplements sourced from limestone rock. The slim calcium tablets have a slow and steady release and are formulated with vitamin D3 for better absorption and vitamin K2 to direct calcium to your bones where you need it most. It not only supports bone density and creation but also heart and joint health. This organic, non-GMO, gluten-free, and kosher supplement is easy to swallow and offers clinical-strength organic plant calcium.

Nature Made Calcium Magnesium Zinc with Vitamin D3 is a dietary supplement that supports strong bones and provides immune support. The tablets are gluten-free, contain no synthetic dyes or artificial flavors, and are USP verified. Each bottle contains 300 tablets, and adults can take up to three tablets daily with a meal and water.

Nature's Bounty Calcium is a supplement that contains 600mg of calcium and 800IU of Vitamin D3 per serving. It helps build strong bones and is involved in proper muscle contraction impulse, which is useful for physical activities. It also supports neuromuscular health, making sure your nerves and muscles are working properly. Another great feature of this supplement is that it helps maintain a healthy immune system, which is essential for overall health. Nature's Bounty Calcium provides the convenience of an all-in-one supplement that can help you maintain a healthy lifestyle.

Caltrate Chewables 600 Plus D3 Plus Minerals Calcium and Vitamin D Supplement is a delicious way to support healthy bones and muscles. With 600 mg of concentrated calcium carbonate and 20 mcg of vitamin D3, each tablet contains the most vitamin D3 to help maximize calcium absorption, so you can enjoy stronger, healthier bones. Its formula also includes essential minerals such as zinc, copper, and manganese to help support collagen production for more flexible bones. These chewable tablets come in cherry, orange, and fruit punch flavors, making them perfect for on-the-go use. Take up to two tablets a day with food to meet your recommended daily calcium intake.