ISSA Quality Control & Process Improvement 3

Question 1

Which type of process improvement methodology uses Define, Measure, Analyze, Improve, and Control phases to reduce defects?

Accepted Answer

Six Sigma DMAIC

Answer

Six Sigma DMAIC is a structured data-driven methodology aimed at improving processes by eliminating defects and reducing variability.

Question 2

Third-party certification by organizations like NSF International or USP for dietary supplements primarily verifies which quality attribute?

Accepted Answer

That the product contains what the label states and is free of harmful contaminants

Answer

Third-party certifications confirm ingredient identity, potency, purity, and absence of contaminants, adding consumer trust beyond manufacturer claims.

Question 3

Which corrective action is most appropriate when a root cause analysis reveals that employee training gaps caused repeated labeling errors?

Accepted Answer

Implement revised standard operating procedures and mandatory retraining

Answer

Addressing root causes through updated SOPs and retraining prevents recurrence, which is the goal of corrective action in a quality system.

Question 4

In dietary supplement quality control, what is the minimum shelf life testing requirement that manufacturers must establish?

Accepted Answer

Stability data supporting the expiration date on the label

Answer

cGMP regulations require that manufacturers establish product shelf life through stability testing that supports the labeled expiration date.

Question 5

A food safety auditor finds that a supplement facility lacks written procedures for cleaning equipment between production runs. Under cGMP, this is classified as a:

Accepted Answer

Non-conformance that must be addressed in a corrective action plan

Answer

Absence of written cleaning procedures is a cGMP non-conformance that requires documented corrective and preventive actions.

(ISSA) International Sports Sciences Association Certified Nutritionist Practice Test

(ISSA) International Sports Sciences Association Certified Nutritionist Practice Test

ISSA Quality Control & Process Improvement 3