According to news portal The Local, Garcia was fine before "he started to vomit without stopping and he never spoke again".
By the time emergency officials turned up, he was in cardiac arrest.
"When he arrived in the emergency unit, his vitals signs were very weak," said workers at the local hospital he was taken to.
Gracia died shortly afterwards.
Mayor Jose Manuel Gracia told Hoy newspaper the cause of the beer drinking king's death was not yet clear.
The official also defended the town's beer festival saying it had a long tradition, the report said.