Contract

Exhibit 10.19

This letter Agreement is dated as of May 10, 2012 and is entered into between Enterologics, Inc., a Nevada corporation with an address at 0000 Xxxxxxxxxx Xxxxxx Xxxx, Xxxxx 000 - Xx. Xxxx XX 00000 with an additional address at 00 Xxxx Xxxxxxx Xxx, Xxxxxx Xxxxxx, XX 00000 AND The 1999 Family Trust with an address of 00 Xxxxxxxx Xxxxx Xxxxxx Xxxxx, XX 00000.

WHEREAS

Enterologics, Inc seeks to borrow certain funds for its operational needs and;

WHEREAS

The 1999 Family Trust  is willing to provide a bridge loan, the total not to exceed   Fifty Thousand Dollars ($50,000) and;

WHEREAS

The parties have agreed to certain terms of the loan(s) as more fully described in the Promissory Loan Agreement and Corporate Resolution of even date;

THEREFORE

For good and valuable consideration, the parties hereby agree as follows:

1.   The 1999 Family Trust  will loan Enterologics, Inc., a total of $50,000;

2.   Interest and other terms are outlined in the Promissory Note (Exhibit A);

3.   In  consideration of this loan, the Company will  issue 250,000 shares of the Company’s common stock to the Trust;

4.   It is understood that the total loan, is backed by the Promissory Note only and is otherwise an  unsecured loan;

Agreed:

/s/ Xxxxxx Xxxxx		/s/ Xxxxxx Xxxxx
Xxxxxx Xxxxx, CEO		Xxxxxx Xxxxx, Trustee