vitamin a

the importance of vitamin a

Vitamin A is a fat-soluble vitamin that is vital for various bodily functions, including vision, reproduction, cellular communication, and, crucially, immune function. It exists in two primary forms: preformed vitamin A (retinol and retinyl esters) found in animal products and provitamin A carotenoids (like beta-carotene) found in plant-based foods.

Supports the Immune System

  • Enhances Barrier Function: Vitamin A maintains the integrity and function of skin and mucosal cells, which act as a first line of defense against pathogens. By ensuring these barriers remain robust, vitamin A helps prevent infections from taking hold.

  • Promotes White Blood Cell Production: This vitamin is crucial for the production and function of white blood cells, which are key players in the immune response. These cells help detect and fight off harmful bacteria and viruses.

  • Supports Antibody Production: Vitamin A aids in the production of antibodies, proteins that specifically target and neutralize pathogens. This enhances the body’s ability to remember and respond more effectively to infections it has encountered before.

  • Reduces Inflammation: Chronic inflammation can weaken the immune system. Vitamin A has anti-inflammatory properties that help modulate the immune response, ensuring it is effective without being overactive, which can damage healthy tissues.

Boost Your Health with Vitamin A

Bronson

Vitamin A 10,000 IU Premium Non-GMO Formula Supports Healthy Vision & Immune System

NOW

Delivers 25,000 IU of vitamin A in one softgel serving. Take 1 daily with a meal, essential Nutrition, 250 Softgels

Pure Encapsulations

Vitamin A - 3,000 mcg - Immune & Vision Support* - Vitamin A Palmitate Supplement - Non-GMO - 120 Softgel

Swanson

Beta-Carotene Vitamin A 25000 IU Softgels - Skin, Eye, and Immune System Health - Antioxidant Support - 7500 mcg

Micro Ingredients

Maximum Strength Vitamin A 25000 IU | 500 Softgels with Coconut Oil for Better Absorption | Essential Vitamins for Vision

Horbäach

VITAMIN A 10,000: Features a high potency form of Vitamin A as Retinyl Palmitate and Cod Liver Oil, Softgels 300 Count