Company email (April 2017)
"All our beers are brewed and packaged in house, and all are vegan friendly. We don't use any isinglass nor gelatin - and never will, it strips out too much flavour.
The only thing I can't rule out is lactose sugar for a future milk stout, which would be a special brew and not part of our range."
Carbon Smith Carbon Footprint Stout
Vegan
This product is listed as vegan friendly.
What the company told us
Correspondence on record, with the date of each entry.