Scientific Calcium Studies

Effect of calcium and vitamin D supplementation on bone density in men and women 65 years of age or older

https://pubmed.ncbi.nlm.nih.gov/9278463/

The effect of calcium supplementation in people under 35 years old

https://elifesciences.org/articles/79002

Calcium supplementation and bone mineral density in females from childhood to young adulthood: a randomized controlled trial

https://www.sciencedirect.com/science/article/pii/S000291652327522X

Vitamin K2 for Calcium-related Disorders

https://pubmed.ncbi.nlm.nih.gov/33670005/

Vitamin K2 for Vascular Calcification

https://pubmed.ncbi.nlm.nih.gov/34845313/