Name That Deficiency
Famous Studies
Nutrition Assessments
Fad Diets
Misc.
200

Night blindness and dry, scaly skin are early signs of this deficiency.

What is vitamin A deficiency?

200

This large European cohort study examined diet, cancer risk, and chronic disease across multiple countries.

What is EPIC?

200

This anthropometric measure estimates muscle mass in the upper arm using triceps skinfold and mid-upper arm circumference.

What is MUAC?

200

This diet emphasizes high fat, very low carbohydrate intake, leading to nutritional ketosis and often used in epilepsy management.

What is ketogenic diet?

200

This popular vegetable was once believed to improve eyesight due to propaganda during WWII, but the claim was exaggerated.

What are carrots?

400

Dermatitis, diarrhea, and dementia form the classic triad of this deficiency.

What is Niacin (B3) deficiency?

400

This long-running U.S. study of nurses has provided key insights into diet, lifestyle, and chronic disease risk since 1976.

What is Nurses Health Study (NHANES)?

400

A BMI below this threshold is commonly used as a clinical indicator of underweight in adult populations.

What is 18.5 kg/m^2?

400

This diet became popular for its “eat like our ancestors” premise, excluding grains, legumes, and dairy.

What is paleo diet?

400

This hormone, produced by adipose tissue, helps regulate satiety and energy balance and is often elevated in individuals with higher body fat.

What is leptin?

600

This deficiency causes megaloblastic anemia and is especially common in strict vegans; neurological symptoms may also occur.

What is Vitamin B12 deficiency?

600

This landmark Finnish public health intervention dramatically reduced cardiovascular mortality through population-wide changes in diet, especially saturated fat intake, in a rural eastern region.

What is the North Karelia project?

600

This calculated value estimates cholesterol carried by LDL and is commonly derived using the Friedewald equation.

What is LDL-C?

600

This diet cycle alternates periods of very low calorie intake with unrestricted eating, often marketed as “5:2” or “alternate-day fasting.”

What is intermittent fasting?

600

This term refers to the study of how genes and nutrients interact to influence health outcomes.

What is nutrigenomics?

800

This mineral deficiency can cause impaired taste, poor wound healing, and hair loss.

What is zinc deficiency?

800

The supplements that the Finnish trial tested that unexpectedly found an increased risk of lung cancer in one group.

What are beta-carotene and vitamin E?

800

Elevated levels of this protein may indicate inflammation and should be interpreted alongside nutritional markers rather than alone.

What is C-reactive protein (CRP)?

800

This diet is restricted to protein and fat of animal origin. 

What is the carnivore diet?

800

This condition is characterized by swelling due to low serum albumin and is commonly associated with severe protein-energy malnutrition.

What is edema?

1000

Megaloblastic anemia without neurological symptoms is most characteristic of this deficiency.

What is folate (B9) deficiency?

1000

This Mediterranean diet intervention trial showed reduced cardiovascular events with olive oil or nuts supplementation.

What is PREDIMED study?

1000

This BIA parameter is considered a marker of cell membrane integrity and overall cellular health.

What is phase angle?

1000

This popular high-protein diet cycle alternates between low-carb days and high-carb “refeed” days, often used in bodybuilding communities.

What is carb-cycling?

1000

This fish can be poisonous depending on preparation and contains tetrodotoxin that can be lethal if improperly handled.

What is fugu? (pufferfish also accepted)

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