True or False?
In our new series, NSF’s toxicology expert Dr. Joe Dever discusses risks and debunks myths associated with chemicals we encounter every day.
Watch these 2-minute videos to learn more about some of the chemicals in our day-to-day lives.
Are Parabens Safe?
It’s not uncommon to see the claim “paraben-free” on cosmetic products. But are parabens bad for your health? What does the science say about their safety?Learn more
Are PFAS Bad for the Environment?
PFAS, also known as per- or polyfluoroalkyl substances, have been used for their heat, water and grease properties. But the chemical properties that make PFAS useful also have a downside.Learn more
Is Botulinum Toxin Unsafe at Any Dose?
Botulinum toxin is one of the most potent toxins on the planet. Just a grain of sand of this toxin can be lethal. But is there more to the story of this fascinating chemical?Learn more
Toxicology and Risk Assessment
NSF provides toxicology and risk assessment services to evaluate ingredients, materials and products.Learn more