BioTech Pharmacal D3-5 (5.000 UI) 500 comprimidos

What is vitamin D and why is it important?

Vitamin D is an essential nutrient that performs multiple functions in the body. It is known as the "sunshine vitamin" because our body produces it when exposed to sunlight. However, factors such as climate, the use of sunscreen, and an indoor lifestyle can limit this synthesis. Vitamin D3 (cholecalciferol) is the most natural and efficient form, identical to that generated by the skin. This BioTech Pharmacal supplement provides 5000 IU of vitamin D3 per tablet, ideal for those who need to meet their daily needs, especially in winter or with limited sun exposure.

Health benefits of vitamin D

Vitamin D contributes to the normal absorption and utilization of calcium and phosphorus, key minerals for maintaining normal bones and teeth. In addition, it contributes to the normal functioning of the immune system and muscles. It also plays a role in cell division. Adequate intake of vitamin D helps maintain strong bones and a balanced defense system. These benefits are supported by the European Food Safety Authority (EFSA) and are especially relevant for older adults, people with little sun exposure, or restrictive diets.

How much vitamin D do you need? Recommended dosage

Daily vitamin D requirements vary according to age, lifestyle, and sun exposure. EFSA establishes an adequate intake of 600 IU for adults under 70 and 800 IU for those over 70. However, many people require higher doses to maintain optimal blood levels. This product offers 5000 IU per tablet, a high dose that may be appropriate under medical supervision. The maximum tolerable intake for adults is 4000 IU per day according to EFSA; therefore, higher doses should be evaluated by a healthcare professional. Consult your doctor before starting supplementation.

Differences between vitamin D2 and D3

There are two main forms of vitamin D: D2 (ergocalciferol) and D3 (cholecalciferol). D2 is of plant origin, while D3 is obtained from lanolin (sheep's wool fat) or from lichens for vegan options. Vitamin D3 is the form that the human body produces naturally and is considered more effective in raising and maintaining blood vitamin D levels. That's why most supplements, like this one from BioTech Pharmacal, use D3. When choosing a supplement, opting for D3 ensures greater bioavailability and efficiency.

How to choose the best vitamin D supplement

When selecting a vitamin D supplement, consider the form (D3 vs D2), the dosage, the source, and the quality of the manufacturer. This product contains 5000 IU of cholecalciferol in tablet form, easy to take. The presentation of 500 tablets provides a supply for long periods, which is practical for those who need a constant dose. Verify that the product does not contain undeclared allergens and that it complies with quality regulations. BioTech Pharmacal is a recognized brand in the sector. Remember that food supplements are not a substitute for a balanced diet.

Is it safe to take 5000 IU of vitamin D daily?

The dose of 5000 IU daily exceeds the maximum tolerable intake recommended by EFSA (4000 IU). Therefore, its use must be supervised by a healthcare professional, especially if combined with other supplements or medications. An excess of vitamin D can cause hypercalcemia (high calcium levels in the blood), with symptoms such as nausea, weakness, or kidney problems. Although toxicity is rare, it is important to respect the recommended doses and perform regular analyses if high doses are taken. Always consult your doctor before starting any supplementation.

This product is a food supplement and should not be used as a substitute for a balanced diet. Keep out of reach of children. Do not exceed the recommended dose.