Vitamin D3 increases calcium absorption, while vitamin K2 activates the proteins that help bind that calcium into bone. Taking vitamins D3 and K2 together may support stronger bones and healthier bone ...

Vitamin D is far more than just a "sunshine vitamin"; it's a critical pro-hormone essential for numerous functions that support health, fitness, and vitality. Its most well-known function is ...

Vitamin D3, a form of vitamin D that we get from certain foods and exposure to sunlight, is an essential nutrient that plays a role in many bodily functions. This fat-soluble vitamin helps the body ...

Vitamin D isn’t just about bone health—its other benefits include supporting your immune system, mood, metabolism, and more. Despite its incredible importance, most people still don’t get enough.

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Vitamin D supports your immune system, but there’s no ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...