NOW Foods Vitamina A (Aceite de Hígado de Pescado) 25.000 UI, 100 Cápsulas Blandas
Detalles
What is NOW Foods Vitamin A?
Vitamin A is a fat-soluble nutrient essential for the body. NOW Foods offers this supplement in the form of fish liver oil, a natural source that provides 25,000 IU of preformed vitamin A (retinol) per softgel. Each container includes 100 capsules, providing more than a three-month supply when following the recommended dosage of one capsule daily with a meal.
Benefits of Vitamin A
Vitamin A contributes to various bodily functions according to authorized claims by the EFSA:
- Contributes to the maintenance of normal vision.
- Contributes to the normal function of the immune system.
- Contributes to the maintenance of normal skin.
- Contributes to the maintenance of normal mucous membranes.
These effects are due to vitamin A's involvement in cell differentiation and protection of cells from oxidative damage (as part of carotenoids, although in this case it is retinol). It is important to note that adequate intake supports these physiological processes without replacing a balanced diet.
How much vitamin A do I need daily?
The reference intake for adults for vitamin A in the European Union is 800 µg of retinol equivalents (RE) per day. This dose is approximately equivalent to 2,666 IU. NOW Foods capsules provide 25,000 IU, a quantity higher than the recommended daily intake. Therefore, it is important not to exceed the indicated dose and to consult with a healthcare professional before taking this supplement, especially if other products containing vitamin A are consumed or if you are pregnant.
The body can store vitamin A in the liver, so high doses for prolonged periods can accumulate. The European Food Safety Authority (EFSA) establishes a tolerable upper intake level of 3,000 µg RE/day (about 10,000 IU) for supplements, although this product contains more. Therefore, use under professional supervision is recommended.
Why choose NOW Foods Vitamin A?
NOW Foods is a family-owned American brand with over 50 years of experience in manufacturing supplements. This product has several certifications that guarantee its quality:
- Kosher Certified (contains gelatin).
- Non-GMO (without genetically modified organisms).
- Free of gluten, corn, dairy, egg, and soy.
- GMP Quality Assured with NPA A-rated certification, which guarantees that all manufacturing, laboratory, and stability and potency testing processes meet the highest standards.
Furthermore, fish liver oil provides vitamin A in its natural form of retinol, which is easily utilized by the body, unlike plant-based carotenoids that require conversion.
Possible side effects and precautions
Vitamin A is safe when consumed within recommended limits. However, very high doses can cause hypervitaminosis A, with symptoms such as nausea, dizziness, fatigue, or liver problems. Therefore, it is essential to:
- Not exceed the recommended daily dose of one capsule.
- Do not take this supplement together with other vitamin A supplements without medical advice.
- Consult a healthcare professional if you are pregnant, breastfeeding, or suffer from liver disease.
This product contains 25,000 IU of vitamin A (retinol), a high dose. Occasional use or use under medical supervision is recommended.
Frequently Asked Questions
Does NOW Foods Vitamin A contain beta-carotene?
No. This supplement uses fish liver oil, which directly provides retinol (preformed vitamin A), not beta-carotene (provitamin A). Retinol is the active form that the body can use immediately.
Can I take this product if I am allergic to fish?
This product is made from fish liver oil, so it is not suitable for people allergic to fish.
Warning: Food supplements should not be used as a substitute for a balanced diet. Do not exceed the recommended daily dose. Keep out of reach of children.
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