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Non-GMO Strains

To the best of our knowledge, none of the NCMA strains available in the public collection are genetically modified or engineered.

Strains Free of Irradiation

NCMA strains have not been treated with irradiation.

Strains Free from Exposure to Sewage

NCMA strains have not been exposed to any kind of sewage.


The NCMA guarantees these statements to be accurate until the time the strain leaves our facility in East Boothbay, Maine.

Click here for a printable quality assurance statement.