“A UNII number means MOTS-c is FDA-approved.”

Misleading

This statement leaves out a limit that changes its meaning.

FDA's substance registry explicitly states that UNII availability does not imply regulatory review or approval.

What this answer is based on

This answer uses an official regulator record or a specific product label.

Limits of this answer

Substance identification versus drug-product approval. These limits show which substance, product, people, use, place, and time the answer covers. A different product or situation can have a different answer.

Topic

Whether a specific product has an approval or another official status.