Which characteristic does NOT represent nutrition quackery?

Basing recommendations on several peer-reviewed studies is a hallmark of sound nutritional science rather than quackery. Peer-reviewed studies undergo rigorous evaluation by experts in the field before publication, ensuring that the findings are credible, reliable, and based on rigorous scientific methods. This process enhances the validity of the claims made regarding nutrition and health.

In contrast, recommendations rooted in anecdotal evidence or personal stories lack the systematic investigation required to establish cause-and-effect relationships. Claims that are devoid of scientific proof or promote quick-fix miracle cures rely on misinformation and can mislead individuals seeking trustworthy nutrition advice. Thus, referencing multiple peer-reviewed studies signifies a commitment to evidence-based practice, which is essential for discerning factual nutritional guidance from misleading claims.