Life Extension Vitamin D3 5000 IU, 240 Softgels (2-Pack)

Key Benefits of Vitamin D3

Vitamin D3 plays a vital role in many bodily functions. According to European Food Safety Authority (EFSA)-approved health claims, vitamin D contributes to the normal absorption and utilisation of calcium and phosphorus, the maintenance of normal bones and teeth, the normal function of the immune system, and normal muscle function. Additionally, it supports overall cell division and normal growth. Life Extension's high-strength 5,000 IU softgels help you maintain optimal levels year-round, especially during months with less sunlight.

Understanding Vitamin D3 and D2

Vitamin D exists in two main forms: D2 (ergocalciferol) and D3 (cholecalciferol). D3 is the form naturally produced in your skin when exposed to sunlight and is more effective at raising and maintaining blood levels. Life Extension uses D3 sourced from lanolin, ensuring high bioavailability. Unlike D2 (which is plant-derived), D3 closely matches the form your body produces, making it the preferred choice for supplementation.

Who Needs Vitamin D Supplementation?

Certain groups are at higher risk of vitamin D insufficiency: individuals with limited sun exposure, those living in northern latitudes (including much of the UK), people with darker skin, older adults, and anyone following a vegan diet (note: this D3 is from lanolin, so not suitable for vegans). If you spend most of your time indoors or regularly uses sunscreen, supplementation becomes even more important. A blood test can help determine your specific needs, but a daily dose of 5,000 IU is commonly used to maintain optimal levels.

Recommended Dosage and Usage

Take one soft gel capsule daily with food, as vitamin D is fat-soluble and best absorbed when consumed with a meal containing fat. Each bottle contains 120 softgels, providing a 4-month supply; the pack of two gives you a full 240-day supply. Always follow the label directions or consult a health care practitioner for personalized advice.

Quality and Purity of Life Extension Vitamin D3

Life Extension vitamins are manufactured in the USA following strict quality control standards. The company has been a pioneer in nutritional science for over forty years. Each batch is tested for purity and potency, ensuring you receive what's on the label without unnecessary additives. This vitamin D3 supplement is non-GMO, gluten-free, and free from common allergens—but always check the label for your specific needs.

Safety and Side Effects

Vitamin D3 is generally safe when taken as directed. However, excessively high doses over prolonged periods can lead to toxicity. The upper intake level for adults is set at 4,000 IU per day by some authorities, but many experts consider 5,000 IU safe for maintenance. If you have medical conditions or take medications, consult your doctor before starting any new supplement. Common side effects are rare but may include digestive discomfort if taken without food.

This product is not intended to diagnose, treat, , or prevent any disease.