Medically reviewed by Anju Goel, MD Key Takeaways A preservative-free flu shot does not contain thimerosal.Thimerosal has not been proven to cause autism.Both thimerosal-containing and ...

Thimerosal is a mercury-based preservative that prevents bacteria and fungal growth in multi-dose influenza vaccine vials. Thimerosal was removed from most vaccines, including all childhood vaccines, ...

Analysis of a common preservative used to kill pathogens in food shows that it affects beneficial bacteria as well, threatening the healthy balance of the gut microbiome. Food manufacturers often add ...

A small group of University of Hawaii Maui College students and faculty broke new ground last month by exploring the impacts of preservatives found in food on the mouth microbiome, one of the first ...

The Trump administration’s vaccine advisers took up an old flu-shot debate: whether it’s time to wipe out the last small fraction of those vaccines that contain a controversial preservative called ...

West Virginia has outlawed foods that contain some artificial dyes or other additives, in one of the most comprehensive statewide bans of its kind. The move cites potentially harmful health effects ...

Potassium benzoate is a synthetic compound in some foods and drinks. Very small amounts can be safe to consume. Many foods, cosmetics, pharmaceuticals, and hygiene products contain potassium benzoate.

Earlier this year, the FDA announced plans to ban the food coloring Red No. 3 in food and drink, stoking the conversation around so-called food additives. Since the 1990s, consumers have read ...

The Trump administration’s vaccine advisers are bringing up an old flu-shot debate: whether it’s time to wipe out the last small fraction of those vaccines that contain a controversial preservative ...