Best Vegetarian Calcium Supplements of 2025

PlantFusion Vegan Calcium is a premium plant-based calcium supplement that offers a scientifically validated source of calcium/magnesium concentrate. This ultra-premium plant-based calcium and magnesium supplement is sourced from Aquamin, a nutrient-dense form of algae grown in nutrient-rich waters off Iceland. The formula also includes plant-based vitamins D3 and K2, boron, and strontium, which all play a role in creating the bonds that form our bone matrix for optimal bone density and strength. With over a dozen different supplements in one, this is the ultimate Fusion for bone health. The formula is clean, vegan certified, non-GMO verified, dairy-free, gluten-free, soy-free, and contains no artificial ingredients or chemicals.

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.

Add Carlyle Calcium + D3 Caplets to your daily vitamin routine for strong bones and teeth. This vegetarian formula, containing 1200mg of calcium and Vitamin D3, supports your healthy lifestyle. Carlyle is committed to providing honest supplements manufactured with trusted ingredients of superior quality. The caplets are gluten-free, non-GMO, and naturally free of lactose, wheat, artificial flavor, and sweetener.

Purely Holistic Calcium Citrate 1000mg offers 50% more capsules than most competitors, with a total of 365 capsules per bottle for a total of 91 servings, making it an incredible value. The premium blend contains both Citrate 85% and Carbonate varieties for high bioavailability and elemental Calcium, and is formulated to be kind on the stomach and not cause unwanted side effects such as constipation. The powerful formula is free from any fillers, binders, artificial flavors, or colorings, making it suitable for both vegans and vegetarians and is free of all common allergens. Manufactured in the USA at Purely Holistic's own facility, it is lab verified for potency and purity, and comes with a 100% satisfaction or money-back guarantee.

Future Kind Vegan Calcium Supplement is a plant-based calcium supplement with magnesium that supports bone strength and density, teeth health, and more. The product uses a unique source of red marine algae from Iceland, which is rich in nutrients and more bioavailable than synthetic or non-plant based calcium supplements. The formula is clean, tested for heavy metals, and free of dairy, gluten, and soy. Future Kind is a certified B Corp vegan company that is environmentally friendly and uses only sustainable glass and 100% recycled bottles.

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.

The Vegan Calcium by SUPPLEMENTS STUDIO offers a unique plant-based formula made from sustainably harvested red marine algae. This supplement not only provides essential calcium and magnesium but also includes over 13 vital minerals for better absorption and digestion. It features a 7-in-1 bone health complex that combines magnesium and vitamin D3 to enhance calcium absorption. Additionally, zinc helps your body utilize magnesium effectively, while vitamin K2 directs calcium to strengthen your bones. With turmeric for joint support and BioPerine to boost nutrient effectiveness, this supplement is designed to promote your overall bone and joint health.

DEVA Vegan Calcium Magnesium Plus is a must-have for anyone looking for a complete and effective calcium formula. Designed to guard against bone loss and maintain normal bone structure, this supplement includes four different absorbable sources of calcium, as well as other minerals, vitamins, and nutrients to increase calcium absorption and retention. Certified Vegan by Vegan Society, this supplement is suitable for those following a vegan diet. With ingredients like Horsetail Herb Silica Extract, Inulin (Prebiotic), and L-Lysine (Amino Acid), this supplement increases calcium bioavailability, ensuring that your body receives the essential nutrients it needs to maintain strong bones and healthy calcium levels.

Jarrow Formulas BoneUp Vegetarian/Vegan Supplement Tablets are designed to provide a superior source of calcium citrate that is essential for maintaining strong and healthy bones. The formula includes vegan-friendly sources of vitamins D2 and K2 to support the deposition of calcium into the bones and assist in building the organic bone matrix. The convenient tablets can be taken six times a day with meals for maximum absorption. The product is formulated with high-quality ingredients to promote optimal health and purity.

Garden of Life Calcium Supplement provides 1,000mg of Whole Food Plant Calcium, Vitamins D3 and K1 plus Magnesium for Absorption in easy to swallow caplets. It delivers whole food plant-based calcium that is easy to digest and includes vitamin D3, vitamin K2 (from natto) and magnesium. It contains no artificial colors or preservatives and provides the recommended daily amount of calcium, vital minerals and cofactors.