Superfoods Facts 5

Question 1

What gives blueberries their deep blue-purple color and superfood antioxidant power?

Accepted Answer

Anthocyanins

Answer

Anthocyanins are water-soluble pigments in blueberries linked to improved brain function, reduced inflammation, and lower heart disease risk.

Question 2

Which superfood is both a complete protein and contains all eight B vitamins?

Accepted Answer

Nutritional yeast

Answer

Nutritional yeast provides all essential amino acids and is one of the few plant sources naturally rich in all B vitamins including B12.

Question 3

What is the primary reason dark leafy greens like spinach may interfere with blood-thinning medications?

Accepted Answer

High Vitamin K content

Answer

Vitamin K is essential for blood clotting and can counteract the effects of anticoagulants like warfarin when consumed in large amounts.

Question 4

Moringa is called the 'miracle tree' largely because of which nutritional characteristic?

Accepted Answer

Almost every part of the plant is edible and nutrient-dense

Answer

Moringa's leaves, pods, seeds, and bark are all edible and packed with vitamins, minerals, and protein, making the whole tree nutritionally valuable.

Question 5

Which of these superfoods has the highest ORAC (antioxidant capacity) score per 100g?

Accepted Answer

Raw cacao powder

Answer

Raw cacao powder has an exceptionally high ORAC score of around 95,000–100,000 µmol TE/100g, far exceeding most other foods.

Superfoods Practice Test