Vitamin D Toxicity

What is it?

Hypervitaminosis D (High Vitamin D levels in the blood).

Please note Medical doctors may prescribe high doses of vitamin D for short courses, do not self administer high doses without consulting your medical doctor and/or pharmacist.

Disease or conditions causing toxicity

High exposure to the sun and/or tanning beds
High calcium conditions
Kidney disease
Liver disease
Tuberculosis
Histoplasmosis
Hyperparathyroidism
Sarcoidosis

Medication

Thiazide diuretics
Digoxin

Vitamins, herbals and minerals

Taking high dose of Vitamin D supplements
Taking high dose of calcium supplements and/or calcium antacids

Sign & Symptom of toxicity

Headache
Tiredness
Aching, painful muscles, muscle cramps/spasms/stiffness
Muscle twitches
Bone pain
Feeling thirsty
Dehydration
Heart palpitations and/or irregular heartbeats
Urinating heavily
Constipation
Confusion
Irritated depressed and anxiety
Low mood and Depression
Difficult to concentrate and/or difficulty in concentrating and/or memory problems
Hallucination
Ringing in the ear (tinnitus)
Balance and dizziness
Sickness and nausea
Abdominal pains and vomiting
Loss of appetite
Weight loss

Complications /Information to beware of/General tips:

This condition can lead to:

Apathy (lack of feeling, emotion, interest, or concern about something. It is a state of indifference, or the suppression of emotions such as concern, excitement, motivation, or passion)
Kidney stones
Abnormal heart beats/palpitations (arrhythmias)
Osteoporosis
Memory loss
High calcium levels in the blood (hypercalcaemia)
High blood pressure
Calcification (hardening) or arteries and soft tissues

This condition can lead to:

Bone loss- Vitamin D is required for calcium absorption, high levels may cause bone loss by interfering with vitamin K2 activity.
Kidney failure

Healthline

Use in caution when taking vitamin D in the following conditions:

Williams-Beuren syndrome

Information

Discontinuing or lowering your intake of high-dose vitamin D supplements can prevent hypervitaminosis D.
The tolerable upper limit, or the maximum daily intake of vitamin D that is unlikely to result in any health risks, has been set at 4,000 IUs per day.
Adverse effects have been seen in those taking less than 10,000 IUs per day over an extended period of time.

MedicalNewsToday

Detailed Information

Please copy and paste any key words from the title: Vitamin D Toxicity in the following respective 'Medtick References and/or Sources' to find out more about the disease (this also may include diagnosis tests and generic medical treatments).

NHS
Find information and advice on health conditions, symptoms, healthy living, medicines and how to get help (British National Health Service).
Medscape
Latest medical news and expert commentary in your specialty as well as disease information.
Pharmaceutical Journal
The Pharmaceutical Journal covers analysis, features, opinion, learning and careers articles, providing insight and knowledge about drugs, pharmacy practice, medicines use and healthcare policy in the context of the pharmacy profession and pharmaceutical science.
Healthline
Medical Information and health advice you can trust
ChatGPT
Get instant answers, find creative inspiration, and learn something new.
Medical News Today
Medical news and health news headlines posted throughout the day, every day.
WebMD
Better Information. Better Health.
Cleveland Clinic
Pushing the Standards of care.
Mayo Clinic
No.1 Hospital in the Nation (America)
Drugs.com
Know more. Be sure.
National Organisation of Rare Diseases
NORD is dedicated to supporting education, elevating care, advancing research, and driving policy for rare diseases.
Verywell Health
Know more. Fell better.
Fit for Travel
Information on how to stay safe and healthy abroad.
DR Axe
Health and fitness news. Recipes, Natural Remedies