Free Study Guide for the NASM CPT Exam Chapter 18 – Supplementation

Compare to Table 18.2 – Dietary Reference Intake Terminology

The Dietary Reference Intake (DRI) is used by the Food and Nutrition Board (FNB) to evaluate

Recommended Dietary Allowance (RDA)

  • TheRDA, the estimated amount of a nutrient (or calories) per day considered necessary for the maintenance of good health by the Food and Nutrition Board of the National Research Council/ National Academy of Sciences

Adequate Intake (AI)

  • The recommended average dailyintake level based on observed or experimentally determined approximations or estimates of nutrient intake by a group (or groups) of apparently healthy people that are assumed to be adequate-used when an RDA cannot be determined.

Tolerable Upper Intake Level (UL)

  • The highestlevel of nutrient intake that is likely to pose no risk of adverse health effects for almost all individuals in the general xenical for weight loss population. As intake increases above the UL, the risk of adverse effects increases



Units of measured used on dietary supplement labels

Dietary Supplement Labels contain the Nutritional Facts and the Supplement Facts that most of us then to look at before purchasing items. The product information is expressed in quantities of mg, or mcg or IU. Also they provide “% Daily Value” for each nutrient listed.



Adverse effects of excess for specific vitamins and minerals

The most likely vitamins and minerals people consume excessive amounts of the following

. Vitamin A

. Vitamin D

. Iron

. Zinc


 Ergogenic Aids and Dosage

Legal: Creatine dosage – 5-7 days of 20g/day then 2-5g/day for maintenance. Caffeine – 3-6mg/kg 1 hour before exercise.

Illegal: Prohormones and Steroids