Egg
Vitamin D is only found naturally in significant levels in only a few foods, including fatty fish, cod-liver oil, and eggs.Pre-Vitamin Day's, the only non-dietary Source of Vitamin D was Sunlight. Nowadays we have several forms of supplements - CBC Radio's Quirks and Quarks weekly [for over the past thirty five Years] radio-Hour had a fabulous Segment espousing It's Benefits.
Absorption of dietary iron is increased by eating iron-rich foods with vitamin C foods (citrus fruits) and lactic acid (sauerkraut and yogurt). Cooking food in cast-iron pots can also add to their iron content.
The primary source of cholesterol is triglycerides. The primary form of cholesterol is found in animal fats, prepackaged foods, and processed foods. The body does need a healthy amount of cholesterol to function in making vitamin D and other hormones.
Although dietary supplements are regulated by the FDA as foods, they are regulated differently from other foods and from drugs. Whether a product is classified as a dietary supplement, conventional food, or drug is based on its intended use.
Cranberries, like many other foods, are really not a good source of Vitamin K.
No foods go into vitamin a, vitamin a is in foods
Beta-carotene is a type of pigment, which is orange and found in some foods, and is good source of nutrients. It is in foods like sweet potatoes and carrots, and is an antioxidant and a source of vitamin A.
Selenium is a trace element that is in several foods and taken as a dietary supplement. You can get selenium in your diet by eating foods that include Brazil nuts, seafood or cooked oysters, and whole-wheat bread. Heath food and vitamin shops sell selenium that you can take as a dietary supplement.
Liver is a very good source of vitamin A. Vegetables such as carrots, broccoli and spinach. Dairy products such as butter and cheese.
Garlic is a good source of vitamin B6 and vitamin C. All kinds of vitamins, benefits and recommended foods are at in the related link.
If you watch television or read the newspaper, it is almost a certainty that you have been exposed to so-called �super foods', touted by the media for their healthy benefits and rejuvenating properties. Some of these foods are blueberries, Acai berries, spinach, and yogurt. You may be surprised to discover that grapefruit also makes the list. Grapefruit is very low in Saturated Fat, Cholesterol and Sodium. It is also a good source of Dietary Fiber, and an excellent source of potassium, Vitamin A, and Vitamin C. Eating natural fruits rich in Vitamin A and flavonoids helps prevent lung and oral cavity cancers.
What are vitamin precursors