YeastMatch

Wyeast 1388 Belgian Strong Ale yeast vs Wyeast 1968 London ESB Ale yeast: specs compared

Updated 05 September 2026.

12 % ABV
Wyeast 1388 Belgian Strong Ale yeast wins on alcohol tolerance

On alcohol tolerance, Wyeast 1388 Belgian Strong Ale yeast leads: 12 % ABV versus 10 % ABV.

SpecWyeast 1388 Belgian Strong Ale yeastWyeast 1968 London ESB Ale yeast
ManufacturerWyeast (liquid)Wyeast (liquid)
SpeciesSaccharomyces cerevisiae, top-fermenting Belgian aleSaccharomyces cerevisiae, top-fermenting English ale (Fuller's strain)
Fermentation temperature18 to 27 C (64 to 80 F)18 to 22 C (64 to 72 F)
Apparent attenuation74 to 78 %67 to 71 % (69% typical)
Alcohol tolerance12 to 13 % ABV10 % tolerance
FlocculationLowVery high

Questions and answers

Which has the higher alcohol tolerance, Wyeast 1388 Belgian Strong Ale yeast or Wyeast 1968 London ESB Ale yeast?

On alcohol tolerance, Wyeast 1388 Belgian Strong Ale yeast leads: 12 % ABV versus 10 % ABV.

How do Wyeast 1388 Belgian Strong Ale yeast and Wyeast 1968 London ESB Ale yeast compare?

On alcohol tolerance, Wyeast 1388 Belgian Strong Ale yeast leads: 12 % ABV versus 10 % ABV.

Compared here

Wyeast 1388 Belgian Strong Ale yeast: temperature, attenuation and alcohol toleranceWyeast 1968 London ESB Ale yeast: temperature, attenuation and alcohol tolerance