10/13/2026
Just a reminder for everyone getting their flu shots this year: If you have Alpha Gal Syndrome, please check which vaccine you're receiving before getting it.
Flucelvax is manufactured using mammalian cells (canine kidney cells), and FluMist contains porcine gelatin.
Not all flu vaccines are manufactured the same way, and there are alternatives. Ask for the exact vaccine name and review the ingredients with your allergist, especially if you have severe AGS.
Here's a breakdown of flu vaccine ingredients from Children's Hospital of Philadelphia:
This page shows the ingredients in influenza vaccines currently available for use in the U.S. This page shows the ingredients in influenza vaccines currently available for use in the U.S.Find out more about influenza and the vaccines that protect against it. Inactivated, egg-based influenza vaccines...