1.2.T - Lesson: Dietary Supplements

Dietary supplements can also interact with certain prescription drugs in ways that might cause problems. Which of the following is NOT an example of how dietary supplements can interact with certain prescription drugs and cause problems?

Antioxidant supplements, like calcium and potassium, might reduce the effectiveness of some types of cancer chemotherapy

Some ingredients found in dietary supplements are also being added to a growing number of foods, including breakfast cereals and beverages; this is called fortification. Because of this, you may actually be getting a lot more of certain nutrients than you think, and getting more might not be better for you—it could be worse. Getting a lot more than you need of certain nutrients will often increase the risk of experiencing side effects caused by toxicity. For example, getting too much vitamin A can do which of the following?

Cause birth defects Reduce bone strength Cause headaches and liver damage

Aside from a daily multivitamin, it's much safer to choose supplements that __________.

Contain just the single ingredient your body needs

__________ are any of a variety of products intended to supplement the diet. They are not drugs and therefore are not intended to prevent, diagnose, mitigate, treat, or cure diseases.

Dietary supplements

Dietary supplements __________ require pre-market review or approval by the FDA.

Do not

Dietary supplements include vitamins, minerals, herbs, and many other products that are ingested in several forms. In which of the following forms can dietary supplements be found?

Drinks Powders Energy bars Capsules Pills

Which federal agency polices product advertising and requires all information about a dietary supplement product to be truthful and not misleading?

Federal Trade Commission

What does FDA stand for?

Food and Drug Administration

Regarding dietary supplements, manufacturers must follow certain good manufacturing practices to ensure the __________, __________, __________, and __________ of their products.

Identity Composition Purity Strength

In general, children and adults may benefit from taking one __________ per day. Doing this can help provide a consistent source of the necessary vitamins, minerals, and micronutrients.

Multivitamin

Some ingredients found in dietary supplements are also being added to a growing number of foods, including breakfast cereals and beverages; this is called fortification. Because of this, you may actually be getting a lot more of certain nutrients than you think, and getting more might not be better for you—it could be worse. Getting a lot more than you need of certain nutrients will often increase the risk of experiencing side effects caused by toxicity. Excess iron may cause which of the following?

Nausea Damage to the liver and other organs Vomiting

Some groups of people, because of distinct nutritional needs, benefit most from taking a vitamin and/or mineral supplement. Which of the following groups could benefit from taking a vitamin and/or mineral supplement?

People who regularly eat processed foods and fast food Senior citizens Dieters or people avoiding certain food groups Women of childbearing age Vegetarians and vegans Children and teenagers with irregular eating habits Pregnant or lactating women People with eating disorders or certain medical conditions

Scientific evidence shows that some dietary supplements are beneficial for overall health and for managing some health conditions.

True