General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
Vitamin D: Helps absorb calcium for strong bones and supports muscles. Food sources include sunlight on skin; oily fish, egg yolks, fortified milk.
What does vitamin d do?
Helps absorb calcium for strong bones and supports muscles.
Which foods have vitamin d?
Sunlight on skin; oily fish, egg yolks, fortified milk.
What are the signs of low vitamin d?
Rickets in children, weak bones and muscle aches in adults; common in people who stay indoors or cover the skin.
Can I take too much vitamin d?
Too much from supplements raises calcium and can harm the kidneys and heart.
SI summary (own words); NIH Office of Dietary Supplements fact sheets as reference