Individuals should refer to the following charts to figure out the right dosing for their age and life stage.
Average Requirements for Optimal Health

Dietary Allowances and Adequate Intakes (Vitamins)

Upper Intake Levels

Dietary Allowances and Adequate Intakes (Elements)

Dietary Allowances and Adequate Intakes, Total Water and Macronutrients

Acceptable Macronutrient Distribution Ranges

Tolerable Upper Intake Levels, Elements
