Health Canada Zinc Rda

This is a fact sheet intended for health professionals.

Health canada zinc rda. Unit μg day n a mg day mg day mg day mg day mg day n a ear rda ai ul ai ul table 3 footnote 21 ai ul ear rda ai ul ai ul table 3 footnote 21 ai ul ai ul ai ul table 3 footnote 21. At doses at or above the rda zinc supplementation is used to prevent zinc deficiency which is rare in north america. Studies of zinc to treat the common cold have had mixed results with some trials suggesting that zinc lozenges may reduce symptoms and shorten the duration of a cold when used within the first 24 hours of getting the cold.

A daily dose is great for individuals looking to support everything from healthy immune function to respiratory and skin health. Zinc table 3 footnote 23 potassium table 3 footnote 24 sodium table 3 footnote 25 chloride table 3 footnote 26 sulfate table 3 footnote 27. This mighty trace mineral plays a crucial role in the body s immune and detoxification processes.

Reference values for vitamins dietary reference intakes tables health canada 2005. For a reader friendly overview of zinc see our consumer fact sheet on zinc. Disorder recognized to have health consequences on both the mother and child 3 4 the 2009 health canada guidelines recommend a daily supplement of 16 to 20 mg of iron during pregnancy to ensure adequate iron intake 5 zinc is integral to dna synthesis and necessary for the structure and function.

An individual may have physiological health or lifestyle characteristics that may require tailoring of specific nutrient values. Women 19 and older 8 mg day. Recommended dietary allowance rda the rda is the average daily dietary intake level that is sufficient to meet the nutrient requirement of nearly all 97 to 98 percent healthy individuals in a particular life stage and gender group.

The rda is the goal for usual intake by an individual. 0 6 mo 7 12 mo. Other forms of vitamin e do not contribute toward meeting the requirement.

These are reference values for normal apparently healthy individuals eating a typical mixed north american diet. Recommended dietary allowance rda quantities of zinc have been established for boys and men age 14 and older 11 mg day. The requirement for vitamin e is based on the 2r stereoisomeric forms of alpha tocopherol only this includes rrr alpha tocopherol which occurs naturally in foods and the 2r stereoisomeric forms rrr rsr rrs and rss forms that occur in supplements and fortified foods all racemic alpha tocopherol.