Evidence-based answers to common questions about veganism. Each answer is backed by scientific research with transparent citations.
Microplastics are pervasive in air, water, and many foods; exposure is not solved by any single diet. However, bioaccumulation can occur across...
Many persistent organic pollutants (e.g., dioxins, dioxin-like PCBs) are lipophilic and bioaccumulate up the food chain, concentrating in animal fats....
Many major foodborne pathogens are commonly associated with animal products (e.g., Salmonella in poultry/eggs, Campylobacter in poultry, certain E....
Antibiotic use in food animals is widely recognized as a contributor to antimicrobial resistance, which threatens human health. Global analyses...
Many zoonotic risks are linked to human–animal interfaces, including intensive farming and live animal markets. Some analyses argue animal agriculture...
PFAS are persistent industrial chemicals that bioaccumulate up the food chain — and seafood, eggs, and meat are the dominant dietary sources for most...
Heavy metal exposure is real on every diet, but the profiles differ. Animal foods drive mercury (predatory fish) and contribute meaningfully to...