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Recommended intake of calcium for adults 19–50 years, in milligrams per day (RDA,...

In recommending intakes for vitamin D, it must be recognized that in most locations...

Iodine, I (150 mcg) - a key component of thyroid hormones.

Selenium, Se (35 mcg) - toxic in large doses, essential micronutrient for animals.

Vitamin B(12) concentrations of dried green (Enteromorpha sp.) and purple (Porphyra...

Sodium, Na, natrium (2400 mg) - metal, essential for all animals and some plants.

metal, essential for living organisms, produced in supernova nucleosynthesis.

amounts of vitamin B12 were found in some edible algae (green and purple lavers,...

A survey of naturally occurring plant-derived food sources with high Vitamin B12...

Vitamin B12 bioavailability significantly decreases with increasing intake of this...

- 11 mg) - metal, essential for humans and other organisms. Zinc is a nutritionally...

of northwestern Mexico who are renowned for their long-distance running ability....

Every major international science body in the world has reviewed multiple independent...

fruits, organic farming was nearly as productive as conventional farming (an average...

Canadian champion figure skater Meagan Duhamel, an olympian medalist: Well, I eat an...

Estimated mean requirement and safe level of intake for vitamin A, in Retinol...

The most frequently occurring clinical indicator of vitamin A deficiency is...

Provitamin A carotenoids are found in green leafy vegetables (e.g. spinach, amaranth,...

The differences in quantification of obligatory losses of iron made by various expert...

Adequate calcium intake levels suggested for the United States of America are higher...