Best Unflavored Calcium Supplements of 2026

Nature's Bounty Calcium Carbonate & Vitamin D3 contains 1200mg of calcium and 1000IU of vitamin D3 per softgel. The product helps to support bone health, neuromuscular health, and immune system. The supplements are gluten-free, wheat-free, dairy-free, and have no artificial flavors. Nature's Bounty ensures the quality of the product by testing it for purity and potency throughout the manufacturing process.

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.

Get a highly absorbable calcium supplement to support your cardiovascular health, colon health, and bone support with Pure Encapsulations Calcium (Citrate). This product is made with premium ingredients sourced from trusted suppliers, without any unnecessary binders, fillers or preservatives. The citrate forms of calcium are highly bioavailable, providing better absorption of calcium for better health. What's more, this supplement is gluten-free, free from artificial colors, flavors, sweeteners, and coatings, and does not contain GMOs.

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.

Get healthy bone support with NATURELO Bone Strength, a plant-based whole food supplement that includes Calcium and Magnesium from Marine Algae, Vitamin D3 from Lichen, and Vitamin C from Organic Acerola Cherries. This complete formula contains 10 vitamins and minerals that work together to support healthy bone building and maintain bone density. Vitamin D3, Magnesium, and Vitamin K2 help your body absorb and use calcium properly. Studies show that adequate calcium and vitamin D as part of a healthy diet, along with physical activity, supports healthy bone density later in life. This supplement is appropriate for vegans and vegetarians, and does not contain GMOs, Soy, Gluten, Yeast, Dairy, Eggs, Nuts, Caffeine, Coloring, Preservatives, or Flavoring.

Solaray Calcium Capsules are an essential supplement for bone strength, teeth, and normal cardiovascular, muscle, and nerve function. The chelated and bioavailable calcium is bonded with natural citric acid for enhanced absorption and utilization, making it easy to digest and ideal for persons with low stomach acid. The special herbal base of watercress, dandelion, and parsley adds additional nutritive support. Each 4-capsule serving can be divided and taken throughout the day for enhanced utilization. Solaray Calcium Capsules are also eco-friendly, using 100% PCR bottles made from plastic removed from oceans and landfills. The brand is trusted, manufacturing products and testing ingredients in their own state-of-the-art lab in Utah to ensure purity and potency. With a 60-day money-back guarantee, you can trust Solaray Calcium Capsules to provide you with the essential calcium your body needs.

BariMelts Calcium Citrate is an ideal supplement for anyone diagnosed with osteoporosis or after bariatric procedures. The fast-melting tablets dissolve in the mouth, providing a pleasant supplement routine without swallowing "horse" pills or tolerating "chalky tasting" calcium chews. The natural berry flavor, without artificial sweeteners, flavors, or colors, is created with natural ingredients such as monk fruit. Vitamin D3, Magnesium, and Calcium Citrate are combined in an optimal ratio to maximize calcium benefits and enhance bone strength. Additionally, every BariMelts tablet is manufactured in the USA with consistent and reliable quality standards from globally sourced ingredients.

This calcium supplement contains active ingredients similar to Caltrate 600, high in calcium content, and is gluten-free. It supports bone health without any added sugar, yeast, preservatives, or artificial flavors. The product is shipped according to the manufacturer's instructions, even during summer months.

Horbaach Calcium with Vitamin D3 is a potent mineral supplement that contains 1200mg calcium and 5000 IU Vitamin D3 per serving. It is scientifically designed to support any routine or active lifestyle by providing essential vitamins and minerals. The absorbable formula ensures high absorption, making it great for individuals who need strong support. The product is non-GMO and gluten-free, naturally free of yeast, milk, lactose, and flavoring. Horbaach Calcium with Vitamin D3 is laboratory tested, contains trusted ingredients, and is of superior quality, with a 100% guarantee.

THORNE Chelated Calcium offers a highly absorbable form of calcium designed to support your bone health effectively. This supplement provides a concentrated dose of calcium in each capsule, so you get more of the essential mineral with less effort. It stands out because it absorbs into your body better than many other calcium options, helping you make the most of every dose. Plus, it’s made without common allergens like gluten, soy, dairy, and nuts, making it a safer choice if you have sensitivities. This product is a convenient and reliable way to help maintain strong bones.