From a company email:
"I received your request for information about Tecate beer ingredients from the Albertsons So. Ca. Regional Office. I've been informed by the FEMSA Brewery, that their products DO NOT contain any ingredients of animal origin. I hope this answers your question in a timely manner."
Tecate Beer
Vegan
The one product listed is vegan friendly.
Products (1)
What the company told us
Correspondence on record, with the date of each entry.