Eye Health By GNC Longevity Factors Overview & Drug Interactions

Vitamin E is a fat-soluble vitamin found naturally in a variety of foods, including vegetable oils, nuts, seeds, and leafy green vegetables. Vitamin E is also available as a dietary supplement and is often added to skincare products. Vitamin E has many roles in the body, including protecting cells from oxidative stress and supporting immune function.

Zinc is a mineral that is essential for the proper functioning of the human body. It is involved in many important physiological processes, including immune system function, wound healing, taste, and smell. Zinc is found in a variety of foods, including meat, seafood, and whole grains, and it is also available as a dietary supplement. Zinc supplements may be used to treat or prevent zinc deficiency, which can occur due to certain medical conditions, such as gastrointestinal disorders, alcohol abuse, and certain medications. Zinc supplements may also be used for other purposes, such as to boost the immune system, improve acne, and reduce the severity and duration of colds. There are several different forms of zinc supplements available, including zinc gluconate, zinc acetate, and zinc sulfate. The most common form of zinc supplements is zinc gluconate, which is well absorbed and is less likely to cause stomach-related side effects than other forms of zinc.

Selenium is an essential trace element that plays a crucial role in various physiological functions in the human body. It is often included in dietary supplements due to its antioxidant properties and its contribution to maintaining a healthy immune system. Selenium is important for thyroid function and may also have a role in protecting against certain chronic diseases. However, it's essential to note that excessive selenium intake can be harmful, so it's crucial to adhere to recommended daily allowances and consult with a healthcare professional before taking selenium supplements.

Bilberry is a small, perennial shrub that belongs to the Ericaceae family and is native to Europe, the northern United States, and Canada. It is known for its small, dark purple berries, which are similar in appearance to blueberries. The name bilberry is derived from the Danish word 'bollebar', meaning "dark berry". Bilberry is high in antioxidants, including flavonoids, and are a good source of vitamins and minerals, including vitamin C, vitamin E, and manganese. Bilberry has a long history of use in traditional medicine and is claimed to have a number of potential health benefits, including improving vision, reducing inflammation, and treating diarrhea.

Zeaxanthin is a type of carotenoid, a natural pigment found in plants and fruits, particularly in leafy greens and colorful vegetables. It is known for its antioxidant properties and its role in supporting eye health by protecting against harmful light-induced damage. Zeaxanthin is often used in dietary supplements targeted at promoting optimal vision and reducing the risk of age-related macular degeneration.