Skip to content
Frequently Asked Question
Ethics

What's the Difference Between Vegan, Vegetarian, and Plant-Based?

Last reviewed: April 12, 2026

Summary

Veganism is an ethical framework that excludes animal exploitation; vegetarian, pescatarian, and plant-based describe dietary patterns with varying levels of animal product inclusion.

Supported by 4 cited sources

Evidence Summary

Understanding the differences between these terms helps clarify what each actually means: Comparison Table: | Term | Includes | Excludes | Primary Motivation | |------|----------|----------|-------------------| | Vegan | All plant foods | All animal products (meat, dairy, eggs, honey, etc.) | Ethical stance against animal exploitation | | Vegetarian | Plants, dairy, eggs | Meat, fish, poultry | Varies (health, ethics, environment) | | Pescatarian | Plants, dairy, eggs,

...

Supporting Evidence

Sources & Evidence

4 sources cited across 2 claims

1

Key differences in dietary exclusions

Expert Consensus
Definition of veganism — The Vegan Society (2024)View source ↗
What is a vegetarian? — Vegetarian Society (UK)View source ↗
Why Vegan? — The Vegan SocietyView source ↗
2

Vegan diets have lowest environmental footprint

Systematic Review
Definition of veganism — The Vegan Society (2024)View source ↗
What is a vegetarian? — Vegetarian Society (UK)View source ↗
Why Vegan? — The Vegan SocietyView source ↗

Disclaimer: This content is for informational purposes only and does not constitute medical or nutritional advice. Consult a qualified healthcare professional before making dietary changes.