Bluebonnet Calcium Magnesium Citrate and Vitamin D3 Lemon helps keep bones strong and muscles moving by pairing calcium that is easy to absorb with helpful magnesium and vitamin D3. Bluebonnet's commitment to purity and good manufacturing practice standards backs every bottle.

Available Sizes & Variants:

16 fl oz Lemon – liquid calcium magnesium citrate with vitamin D3, easy daily dosing.

Benefits & Features:

• Supports bone strength with calcium citrate for better absorption.
• Magnesium citrate helps nerves and muscles relax, supporting comfortable daily movement.
• Vitamin D3 boosts calcium absorption and bone mineralization, especially when magnesium is present, helping maintain healthy bone density for adults seeking long term skeletal health.
• Synergistic trio delivers a balanced 2:1 calcium to magnesium ratio, supporting bone integrity and overall mineral balance.
• Quality you can taste and trust, thanks to kosher, gluten free, soy free, vegetarian friendly formulation.

Bluebonnet Nutrition has earned a reputation for purity and transparency across decades. This liquid formula uses calcium citrate for superior absorption, magnesium citrate and aspartate to support nerves and muscles, and vitamin D3 from lanolin to aid bone maintenance. The brand adheres to cGMP, is kosher certified, gluten free, soy free and vegetarian friendly, with allergen testing and non-GMO ingredients. Dr. Holick of Harvard University notes that vitamin D3 helps calcium absorption, supporting bone density.

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Calcium (Citrate Form)

Calcium is an essential mineral that provides the structural matrix for bones and teeth and supports normal heart, muscle, and nerve function. Calcium citrate is well absorbed and utilised by the body. This formula also has included Magnesium and Vitamin D3, which help to support calcium absorption and bone mineralisation.

What Does Calcium (Citrate Form) Do?

Calcium plays a role in maintaining bone strength and metabolic health, while supporting muscle and nerve function in normal physiological processes. Dr. Holick of Harvard University found that Vitamin D3 enhances calcium absorption and bone mineralisation, aiding overall calcium utilisation.

This product is not intended to diagnose, treat, cure, or prevent any disease.

Bluebonnet Nutrition is Welzo's trusted choice for this product because of a long-standing commitment to purity, transparency and ingredient quality. The brand’s decades of experience in nutritional manufacturing provide a solid foundation for dependable, science‑led formulations that retailers and consumers recognise and trust. Bluebonnet’s reputation for quality is reflected in their established standards and consistent emphasis on safety and efficacy.

This selection rests on Bluebonnet’s strong quality framework, including strict cGMP compliance and robust allergen testing, with products built around non-GMO, kosher, gluten‑free and vegetarian‑friendly practices. Our evaluation also highlighted their industry standing as a recognised, science‑backed producer known for clear labeling and reliability. For details on how we verify quality, our team of medical experts reviews this brand as part of our quality certification process, and we rely on their published standards in our clinical guidance via our team of medical experts.

Bluebonnet is stocked by Welzo because their formulation approach and heritage align with our aim to offer trusted, well‑supported supplements for bone and mineral health.