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Some vitamins have toxic effects when consumed in excess amounts and certain vitamers have a greater potential for toxicity compared to other forms of the same vitamin. For example, hypervitaminosis A is a toxicity syndrome caused by excess consumption of retinoid vitamers of vitamin A such as retinol, retinal, and retinoic acid. [ 1 ]
Anti-vitamins are chemical compounds that inhibit the absorption or actions of vitamins. For example, avidin is a protein in raw egg whites that inhibits the absorption of biotin; it is deactivated by cooking. [50] Pyrithiamine, a synthetic compound, has a molecular structure similar to thiamine, vitamin B 1, and inhibits the enzymes that use ...
Most commonly, gummy supplements are made from gelatin, cornstarch, water and sugar, along with flavorings. [7]Although gummy vitamins are the most popular type of gummy supplements, they may also be derived from herbal supplements, containing extracts from plants like ashwagandha [8] and cannabis (e.g., CBD), [9] as well as the algae-derived astaxanthin.
Carl F. Rehnborg developed his vitamin products in the 1930s. His time in China between the end of 1915 and 1927 exposed him to experiences which led him to realize the impact vitamins and nutrients have on general health. He began selling his vitamins as the California Vitamin Company. In 1939 the company was renamed Nutrilite.
Multivitamins are typically available in a variety of formulas based on age and sex, or (as in prenatal vitamins) based on more specific nutritional needs; a multivitamin for men might include less iron, while a multivitamin for seniors might include extra vitamin D. Some formulas make a point of including extra antioxidants.
By combining powerful antioxidants, vitamins, and minerals, it is able to deliver long-lasting benefits in multiple areas, replacing the need for additional products to fill in the gaps.
Inadequate intake of essential nutrients predisposes humans to various chronic diseases, with some 50% of American adults having one or more preventable disease. [3] In the United States, foods poor in micronutrient content and high in food energy make up some 27% of daily calorie intake. [3]
Foods high in magnesium (an example of a nutrient) Human nutrition deals with the provision of essential nutrients in food that are necessary to support human life and good health. [1] Poor nutrition is a chronic problem often linked to poverty, food security, or a poor understanding of nutritional requirements. [2]