Best Gluten-Free Calcium Supplements of 2026

Nature's Bounty Calcium Magnesium Zinc Caplets provide essential minerals for bone support, promote a calm and relaxed mood, and include Vitamin D3 for immune support. These caplets are gluten-free, sugar-free, and contain no artificial flavor or sweetener, ensuring quality, purity, and potency. Trust in the dedication to quality, consistency, and scientific research of Nature's Bounty Calcium Magnesium Zinc Caplets to provide a potent mineral supplement of unrivaled excellence.

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 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.

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.

Life Extension Bone Restore with Vitamin K2 is a non-GMO, gluten-free calcium supplement that helps build strong bones and teeth. It contains bone-building vitamins D and K2, bone-healthy minerals like magnesium and zinc, and patented Fruitex B OsteoBoron. The ingredients are sourced from the finest raw materials, with purity and potency in mind. Manufactured in the USA, this product is certified non-GMO and gluten-free.

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.

Calciven Bone Support is designed to help you maintain strong bones with its specialized formula. It provides essential nutrients like calcium, magnesium, and vitamins D3 and K2 that enhance your body’s ability to absorb calcium effectively. This means you can support your bone health more efficiently. The supplement also delivers a concentrated supply of vitamins and minerals directly to your bones, promoting their natural building process. Made in a GMP-certified facility, you can trust that Calciven is non-GMO, vegetarian, and gluten-free, ensuring a clean choice for your health.

The MaryRuth Organics K2+D3 Calcium Gummies can benefit you in various ways. The gummies are made from non-GMO, vegan Lichen and Natto, and are available in three delightful flavors. The combination of Vitamins D3 and K2 helps in Calcium absorption, keeping your bones and arteries healthy. These easy-to-chew gummies are suitable for ages 2 or over and can be taken by vegans. Each bottle contains 60 servings and should be stored in a cool, dry place. Additionally, the gummies are free from common allergens such as dairy, nuts, soy, and gluten, making them celiac-friendly and kid-friendly.

ALGAECAL Plus is a plant-based calcium supplement made of natural red algae that is hand-harvested, providing all bone support minerals, including calcium, selenium, and magnesium. Unlike other calcium supplements made from rocks, this organic plant-based calcium supplement contains ALL of the minerals like magnesium, vitamin D & K2 for stronger bones. AlgaeCal is science-backed by studies showing that the combination of vitamins and minerals in each serving can help support healthy bones for life. The addition of Vitamins C, D3, and K2, plus additional boron and magnesium make sure the natural minerals in Algaecal Plus calcium supplement get to where it's needed, in your bones. It is a natural and sustainable bone health supplement for women and men.