Eggs

Products Chicken eggs are available for direct sale in grocery stores and farms, among other places. Structure and properties A chicken egg consists of the white to brown and porous egg shell (made of lime and proteins), the egg white and the egg yolk (yolk), which is yellow in color due to the carotenoids it … Eggs

Goji

Products Goji berries and corresponding preparations such as capsules, juices or cosmetics are available from various suppliers, including pharmacies, drugstores and health food stores. Goji is an artificial word of recent origin, which is derived from the Chinese name. The berries belong to the so-called superfoods. Stem plants The berries come from two plants: Common … Goji

Dietary Supplements

Products Dietary supplements are commercially available in dosed form, for example, as tablets, capsules, liquids and as powders, and are labeled accordingly on the packaging. They are sold not only in pharmacies and drugstores, but also without advice in supermarkets or online stores. Definition Dietary supplements are regulated by law in many countries by the … Dietary Supplements

Saffron

Products Saffron is commercially available as an expensive spice in the form of threads or powder. Saffron extract is found in dietary supplements. Stem plant Saffron L. from the iris family (Iridaceae) is a perennial plant that is grown extensively in Iran and the Mediterranean region, for example. In many countries, it has been cultivated … Saffron

Zeaxanthin: Function & Diseases

Zeaxanthin is an orange-yellow pigment that occurs naturally in plants and animals. In humans, zeaxanthin is found in the retina. It has antioxidant properties and is currently known to play a role in macular degeneration. What is zeaxanthin? Zeaxanthin is a pigment that appears orange-yellow and belongs to the group of xanthophylls. In turn, medicine … Zeaxanthin: Function & Diseases