Factors Influencing Food Choices and Nutrition Basics

Preferences

Taste is the primary reason for food choices.

Habit

Familiar foods provide comfort and reduce choices.

Ethnic Heritage

Cultural background influences food preferences significantly.

Social Interactions

Food acceptance often occurs in group settings.

Marketing

Food companies compete for $900 billion annually.

Availability

Convenience and cost affect food choices.

Positive Associations

Memories linked to food influence eating behavior.

Negative Associations

Unpleasant memories can deter food choices.

Values

Food choices reflect beliefs and environmental concerns.

Body Weight

Health concerns shape dietary decisions and restrictions.

Nutrition

Food choices based on perceived health benefits.

Nutrients

Six classes: water, carbs, lipids, proteins, vitamins, minerals.

Energy-Yielding Nutrients

Carbohydrates, fats, and proteins provide energy.

Macronutrients

Nutrients needed in large quantities for health.

Micronutrients

Vitamins and minerals required in smaller amounts.

Organic Nutrients

Contain carbon; includes carbs, lipids, proteins, vitamins.

Calories

Unit measuring food energy content.

Scientific Method

Systematic approach for conducting nutrition research.

Research Studies

Experiments test hypotheses in nutrition science.

Dietary Reference Index (DRI)

Guidelines for nutrient intake planning and evaluation.

Estimated Average Requirement (EAR)

Nutrient amount for half the population's needs.

Recommended Dietary Allowance (RDA)

Nutrient intake goal for 98% of population.

Adequate Intake (AI)

Average nutrient intake when RDA is unavailable.

Estimated Energy Requirement (EER)

Average energy intake for maintaining balance.

Tolerable Upper Intake Level (UL)

Maximum safe daily nutrient intake.

Nutritional Assessments

Methods to detect nutrient deficiencies and excesses.

Risk Factors

Conditions increasing chronic disease likelihood.

Chronic Diseases

Diet linked to heart disease, cancer, diabetes.

Reliable Information

Assess credibility of nutrition sources critically.

Registered Dietitian Nutritionist (RDN)

Qualified professional for reliable nutrition advice.