Glossary

Supplement

Updated February 28, 2026

Supplement means products sold in conventional nutrient, herb, or amino acid formats not regulated as drugs.

Why it matters

Use this as a practical boundary for how evidence quality and oversight differ from pharmaceuticals.

Regulatory and claim distinction

Supplements can support wellness outcomes, while treatment claims should be treated with clinical caution.

What to verify before trusting

Practical action step

Before relying on a new supplement, confirm label transparency and review warning context for your current safety profile.

Uncertainty and limits

Cross-site references

How this appears in Unfair

Unfair classifies each entry under supplement assumptions unless clinical-grade controls are clearly met.

Clinical safety note

If expected outcomes are not met or symptoms worsen, do not escalate without clinician review.

Related

Dietary Supplement

Dietary supplement is the food-supplement regulatory category under federal supplement law, not a medical diagnosis or treatment category.

Supplement Stack

A supplement stack is a [grouped set of ingredients](/blog/complete-guide-to-supplement-stacks) chosen to work together toward one outcome architecture.

Recommendation Engine

The recommendation engine is the path from your inputs to [ranked suggestions](/blog/complete-guide-to-supplement-stacks), through filters and guardrails.