NTA Supplementation & Herbal Medicine Flashcards
7 cards from real NTA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 NTA Supplementation & Herbal Medicine flashcards as text
A client starting a course of antibiotics asks which probiotic is a yeast that will not be killed by the antibiotic. Which is it?
Answer: Saccharomyces boulardii
Saccharomyces boulardii is a beneficial yeast, so antibacterial drugs do not kill it.
Why is black pepper extract (piperine) often paired with curcumin supplements?
Answer: It inhibits glucuronidation, greatly increasing curcumin bioavailability
Piperine slows curcumin's hepatic and intestinal glucuronidation, raising blood levels substantially.
Which herb is a well-known liver-supportive botanical whose active complex, silymarin, has antioxidant and hepatoprotective effects?
Answer: Milk thistle
Milk thistle's silymarin supports liver cell protection and regeneration.
Which herb has been linked to rare cases of liver toxicity and requires caution in clients with liver concerns?
Answer: Kava
Kava has been associated with reports of hepatotoxicity, leading to restrictions in some countries.
Why do NTA practitioners often recommend pairing vitamin D3 supplementation with vitamin K2?
Answer: K2 helps direct calcium into bones and away from arteries as D3 increases calcium absorption
K2 activates proteins like osteocalcin and matrix Gla protein that guide calcium to bone and away from soft tissue.
A client with an autoimmune condition asks about taking echinacea continuously throughout the year. What is the main caution?
Answer: Echinacea is immune-stimulating and may theoretically aggravate autoimmune activity
As an immune stimulant, echinacea is often avoided or used cautiously in autoimmune conditions.
Ashwagandha is classified as an adaptogen, but which client may need caution or monitoring before using it?
Answer: A client with hyperthyroidism, because ashwagandha may raise thyroid hormone levels
Ashwagandha has been shown to increase T3/T4 levels, which could worsen hyperthyroidism.
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Sources & references
Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy
- nutritionaltherapy.com — Renewal, test delivery, eligibility, registration, test dates · verified Oct 2026
- cdn.prod.website-files.com — Fees, passing score · verified Oct 2026