Organization and Nature of Business	12 Months Ended
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and Nature of Business	NOTE 1 – ORGANIZATION AND NATURE OF BUSINESS *Company Background* Protagenic Therapeutics, Inc. (“we,” “our,” “Protagenic” or “the Company”), is a Delaware corporation with one subsidiary named Protagenic Therapeutics Canada (2006) Inc. (“PTI Canada”), a corporation formed in 2006 under the laws of the Province of Ontario, Canada. The Company was previously known as Atrinsic, Inc., a company that was once a reporting company under the Securities Exchange Act of 1934, but that, in 2012 and 2013, reorganized under Chapter 11 of the United States Bankruptcy Code and emerged from bankruptcy. On February 12, 2016, the Company acquired Protagenic Therapeutics, Inc. (“Prior Protagenic”) through a reverse merger. On February 12, 2016, Protagenic Acquisition Corp., a wholly-owned subsidiary of the Company, merged (the “Merger”) with and into Prior Protagenic. Prior Protagenic was the surviving corporation of the Merger. As a result of the Merger, the Company acquired the business of Prior Protagenic and has continued the existing business operations of Prior Protagenic as a wholly-owned subsidiary. On June 17, 2016, Prior Protagenic merged with and into the Company with the Company as the surviving corporation in the merger. Immediately thereafter, the Company changed its name from Atrinsic, Inc. to Protagenic Therapeutics, Inc.

Organization and Nature of Business

12 Months Ended

Dec. 31, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

NOTE 1 – ORGANIZATION AND NATURE OF BUSINESS

Company Background

Protagenic Therapeutics, Inc. (“we,” “our,” “Protagenic” or “the Company”), is a Delaware corporation with one subsidiary named Protagenic Therapeutics Canada (2006) Inc. (“PTI Canada”), a corporation formed in 2006 under the laws of the Province of Ontario, Canada.

The Company was previously known as Atrinsic, Inc., a company that was once a reporting company under the Securities Exchange Act of 1934, but that, in 2012 and 2013, reorganized under Chapter 11 of the United States Bankruptcy Code and emerged from bankruptcy. On February 12, 2016, the Company acquired Protagenic Therapeutics, Inc. (“Prior Protagenic”) through a reverse merger.

On February 12, 2016, Protagenic Acquisition Corp., a wholly-owned subsidiary of the Company, merged (the “Merger”) with and into Prior Protagenic. Prior Protagenic was the surviving corporation of the Merger. As a result of the Merger, the Company acquired the business of Prior Protagenic and has continued the existing business operations of Prior Protagenic as a wholly-owned subsidiary. On June 17, 2016, Prior Protagenic merged with and into the Company with the Company as the surviving corporation in the merger. Immediately thereafter, the Company changed its name from Atrinsic, Inc. to Protagenic Therapeutics, Inc.