Superfoods Quality Control & Assurance 5

Question 1

What does NSF International's 'Certified for Sport' program verify for superfood supplement products marketed to athletes?

Accepted Answer

That the product is free from substances banned by major sports organizations

Answer

NSF Certified for Sport tests every batch for over 270 banned substances and verifies label accuracy, giving athletes assurance against inadvertent doping violations.

Question 2

A batch of matcha powder shows a bright, vibrant green color, while another batch appears yellowish-brown. What does the color difference most likely indicate about quality?

Accepted Answer

The yellowish batch has likely undergone oxidation or was harvested from lower-grade shade-grown leaves

Answer

Vivid green color in matcha indicates high chlorophyll and L-theanine content from proper shade cultivation; yellowing signals oxidation, over-processing, or low-grade leaf material.

Question 3

Which regulatory body requires superfood companies in the US to submit a New Dietary Ingredient (NDI) notification before marketing an ingredient not sold prior to October 15, 1994?

Accepted Answer

FDA (Food and Drug Administration)

Answer

Under DSHEA, the FDA requires an NDI notification at least 75 days before marketing any dietary ingredient not in commerce before October 1994, supported by safety evidence.

Question 4

What is the most effective way to prevent cross-contamination of allergens (e.g., tree nuts) in a facility that also processes non-allergenic superfoods like spirulina?

Accepted Answer

Dedicated allergen-free production lines and scheduled deep-cleaning with validation swabs

Answer

Physical separation through dedicated lines and validated cleaning protocols are the only reliable controls; labeling alone does not prevent cross-contact.

Question 5

A superfood protein blend's label claims 20g of protein per serving, but independent lab testing shows only 14g. Which deceptive practice might explain this?

Accepted Answer

Nitrogen spiking with cheap amino acids like glycine or taurine

Answer

Nitrogen spiking adds cheap, non-essential amino acids or other nitrogen-containing compounds that inflate protein readings on standard Kjeldahl or Dumas tests without providing equivalent nutritional value.

Superfoods Practice Test

Superfoods Practice Test

Superfoods Quality Control & Assurance 5