Carlson Vitamin D3, 4000 IU (100 mcg), 360 Softgels - Bone and Immune Health

What is vitamin D and why is it important?

Vitamin D is an essential fat-soluble nutrient that the body needs for multiple vital functions. Often called the "sunshine vitamin," it is synthesized in the skin after exposure to sunlight, but during winter months or in people with little exposure, supplementation can be key. Carlson Vitamin D3 supplement provides 4000 IU (100 mcg) of cholecalciferol per softgel, a high dose intended for those who require additional intake. This vitamin is essential for the absorption of calcium and phosphorus, the maintenance of bones and teeth, and the proper functioning of the immune system.

Health benefits of vitamin D

Vitamin D contributes to several physiological processes supported by the European Food Safety Authority (EFSA). Its recognized benefits include:

• Calcium and phosphorus absorption: Vitamin D contributes to the normal absorption and utilization of calcium and phosphorus.*
• Bone maintenance: Helps maintain bones in normal conditions.*
• Muscle function: Contributes to normal muscle function.*
• Immune system: Contributes to the normal functioning of the immune system.*
• Blood calcium levels: Contributes to the maintenance of normal blood calcium levels.*

These effects are especially relevant for older people, pregnant women, individuals with low sun exposure or those with increased needs. Carlson Vitamin D3 offers a bioavailable form of vitamin D, cholecalciferol, which is the same as the body produces.

How much vitamin D do you need? Recommended dosage

The recommended daily amount of vitamin D varies depending on age, lifestyle and sun exposure. For adults, reference intakes in the European Union are 15 µg (600 IU) per day, but many people opt for higher doses to maintain optimal levels. Each Carlson Vitamin D3 capsule provides 4000 IU (100 µg), a high dose that may be suitable under professional supervision. It is important not to exceed the recommended dose without consulting a doctor, as excessive consumption can have adverse effects. It is recommended to take one capsule daily with a meal containing fat to improve its absorption. If you are pregnant, breastfeeding or taking medication, consult your healthcare professional before using this product.

Differences between vitamin D2 and D3

There are two main forms of vitamin D in supplements: D2 (ergocalciferol) and D3 (cholecalciferol). Vitamin D2 is obtained from plant sources, such as mushrooms exposed to ultraviolet light, while D3 is of animal origin (sheep lanolin) or from lichens for vegan options. Research suggests that vitamin D3 is more effective in raising and maintaining blood vitamin D levels long-term. Carlson uses cholecalciferol (D3), the form closest to that produced by the human body, making it a preferred option for supplementation.

How to choose the best vitamin D supplement

When selecting a vitamin D supplement, consider the following aspects:

• Form: Opt for D3 (cholecalciferol) for better absorption.
• Dosage: Evaluate your needs: from 400 IU to 4000 IU or more under medical advice.
• Purity: Look for products without unnecessary additives and free of common allergens.
• Presentation: Softgels facilitate absorption by containing a small percentage of fat.

Carlson Vitamin D3 meets these criteria: it offers 4000 IU of D3 in softgels, is gluten-free and contains no artificial preservatives. In addition, its 360-capsule format provides a supply for almost a year.

Possible side effects and contraindications

Vitamin D is generally safe at recommended doses, but very high doses (above 4000 IU per day for prolonged periods) can lead to toxicity, manifested by nausea, weakness or kidney problems. This product contains 4000 IU per capsule, so it is recommended not to exceed the indicated daily dose. People with hypercalcemia, sarcoidosis or kidney disorders should consult their doctor before use. Keep the product out of the reach of children and store in a cool, dry place.

*These statements are authorized by the EFSA. This product is a food supplement, it should not be used as a substitute for a balanced diet.