How Can I Increase My Vitamin D Absorption

Avocados, nuts, seeds, full-fat dairy products and eggs are nutritious sources of fat that help boost your vitamin D absorption. Studies indicate that having vitamin D with a large meal or source of fat can significantly increase absorption.

What helps vitamin D absorb better?

Because vitamin D is fat-soluble, eating it with fatty foods can help the body to absorb and store it for future use, Prest tells Insider. Fatty foods that also contain high levels of vitamin D are ideal, she says. These include: Cold-water fish, such as salmon.

What causes low absorption of vitamin D?

You don’t absorb enough vitamin D from food (a malabsorption problem) You don’t get enough exposure to sunlight. Your liver or kidneys cannot convert vitamin D to its active form in the body. You take medicines that interfere with your body’s ability to convert or absorb vitamin D.