NCYC Yeast Database

Simple Yeast Strain Search:

Select specific options below and hit Go! to search the database of all yeast strains.

NCYC Number:
Yeast Name:

Recommended Strain Search

The NCYC is often asked which strains are recommended for various studies. This search will show all recommended strains in the NCYC database.
Click here to retrieve all recommended yeast strains.

Type Strain Search

Click here to retrieve all yeast type strains.

Special Application Search

Click here to retrieve all yeasts with a specified special application.

Or alternatively, select specific special application options below and hit Go! to search the database.

Application Type:
Application SubType:
Application SubSubType:

Advanced Yeast Strain Search

Click here for an advanced yeast strain search involving all database fields.

Brewing Strain Search:

Please note that the supplemental brewing strain information is only available for a select number of NCYC yeasts (334 in total). If you would like to see the whole subset of brewing yeasts which includes more recent additions, please use the Special Applications search above, and select Brewing (plus any desired Brewing subtype).

Select specific options below and hit Go! to search the database of brewing yeast strains.

Head Formation:  Head formation
The accumulation of yeast at the surface of the fermentation
Deposit:  Deposit
The accumulation of yeast at the surface of the fermentation
Attenuation:  Attenuation
An indirect measurement of the conversion of wort sugars to alcohol achieved after 6 days:
  • 1.016 denotes a product which is sweet at the end of fermentation with a high S.G.

  • 1.006 denotes a product which is dry at the end of fermentation with a low S.G
Fermentation Rate:  Fermentation Rate
The drop in S.G. between 3 days and 6 days
Clarity of Final Beer:  Clarity of Final Beer
The nephelometer reading of a 1:20 diluted sample.
  • 0-10 denotes a product which is clear
  • >20 denotes a product which is turbid
Flocculence:  Flocculence