Essential Amino Acids
Essential amino acids are a group of nine amino acids that the human body cannot synthesize independently and must obtain through dietary sources. They are essential for various physiological processes…
Explore clear, research-informed definitions of key concepts connecting nutrition, mental health, behavior, and psychological well-being.
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Nutritional psychology examines how dietary patterns, nutrients, food-related behaviors, and psychological factors interact with mental health and well-being. Launched by the Center for Nutritional Psychology in 2024, the Encyclopedia of Nutritional Psychology defines the terms, mechanisms, processes, and research areas shaping this growing field.
Created for students, educators, researchers, healthcare professionals, and curious readers, the ENP includes hundreds of clear, research-informed entries. Content is written and regularly updated by contributors across relevant scientific disciplines, with new entries and major revisions reviewed by the CNP Encyclopedia Editorial Board before publication.
The encyclopedia helps readers understand terminology and foundational concepts. For deeper exploration of the studies behind those concepts, visit the Nutritional Psychology Research Library .
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Essential amino acids are a group of nine amino acids that the human body cannot synthesize independently and must obtain through dietary sources. They are essential for various physiological processes…
Essential fatty acids (EFAs) are fats that the body needs for important functions but cannot produce itself, so they must be obtained from the diet. They include omega-3 and omega-6…
The collection of gut microbial genes and species capable of metabolizing estrogens. Through enzymes such as beta-glucuronidase, the estrobolome influences the amount of active estrogen circulating in the body and…
The alteration of estrogen’s levels, activity, or effects in the body, whether through natural physiological changes, disease processes, medications, or microbiome interactions. This modulation can influence the development or progression…
Eubiosis is a term used to describe a state of balance and harmony in the composition and function of microbes inhabiting a particular environment, such as skin, gut, or vagina.…
Flourishing, good life, happiness, welfare, and well-being.
Psychology has two popular conceptions of happiness: hedonic and eudaimonic. Hedonic happiness is achieved through experiences of pleasure and enjoyment, while eudaimonic happiness is achieved through experiences of meaning and…
Eustress is positive stress arising from situations or events perceived as exciting, motivating, or challenging. It can enhance performance, promote personal growth, and contribute to a sense of accomplishment.
Executive function refers to a group of cognitive abilities that support complex, goal-directed behavior and adaptation to changing situations. It includes attention, reasoning, planning, anticipating outcomes, cognitive flexibility, inhibitory control, decision-making, self-monitoring, and self-awareness.
Executive functions refer to a set of higher-order cognitive processes that help individuals plan, organize, initiate, and complete tasks, manage time, pay attention, switch focus, regulate emotions, and inhibit impulsive…
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