Using Brewer's Yeast in a Septic System

Many homeowners with septic systems regularly add brewer's yeast to keep their system functioning properly. This is a guide about using brewer's yeast in a septic system.


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May 28, 2005 Flag

Brewer's yeast can be used in the toilet once a month, to keep your septic tank leach lines flowing. It keeps the bacteria active in your septic system. No need for harsh chemicals.

By Terri H.

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November 8, 2013 Flag

How much brewer's yeast do you pour in and do you pour it in stool or septic tank?

By Kathy from Locust Grove, OK

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November 10, 20131 found this helpful

I've been in this house over 35 years and once a month I put one packet in the toilet

bowl and flush. In the beginning there were 6 kids and 2 adults, now only 2 and this house was built in 1949...(and no problems).

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