The phrase "a good source of selenium" is correct and usable in written English.
You can use it when discussing foods or supplements that provide selenium, an essential mineral.
Example: "Brazil nuts are considered a good source of selenium, making them a healthy addition to your diet."
Alternatives: "an excellent source of selenium" or "a rich source of selenium."
It's also a good source of selenium, magnesium, iron, fiber, zinc and niacin.
Along with intense flavor, porcinis are an excellent source of riboflavin and niacin, and a good source of selenium and potassium.
They may help to obtain more clear results than the use of fish/FO, since fish also represents a good source of selenium, various vitamins, taurine, and other compounds that have been shown to possess potential protective effects [ 220– 220].
Plus, it's a good source of selenium, niacin, and omega-3 fatty acids.
They're a good source of copper, potassium, selenium and the B-vitamins niacin, pantothenic acid and riboflavin.
Mushrooms are generally a good source of the trace mineral selenium, with some evidence suggesting that this important nutrient has cancer-protective potential.
Why it's healthy: Whole grains are a good source of fiber, as well as selenium, magnesium and potassium.
Fish are also a good source of poly-unsaturated fatty acids, selenium and Vitamin D, all of which have beneficial effects on neurological function that may help counter the harmful effects of mercury [ 74, 75].
Soybeans are a good source of fiber, vitamins, and minerals, including folate, selenium, potassium and magnesium.
"It is a good source of protein and vitamins and minerals, such as iron, selenium, zinc and B vitamins," she said, "but people who eat a lot of red and processed meat should consider cutting down.
Edible mushrooms are low in calories (one cup of raw sliced white mushrooms is only 16 calories), rich in protein and fiber, and a good source of B vitamins as well as minerals such as potassium, copper and selenium.
