| Schedule of common stock activity |
| |
Outstanding
shares | |
| Balance, December 31, 2020 | |
| 10,590,491 | |
| Shares of Common Stock issued in public offering | |
| 2,790,697 | |
| Shares issued due to exercise of Warrants | |
| 1,454,443 | |
| Roundup Differences due to Reverse Split | |
| 17 | |
| Shares issued due to conversion of Convertible Note | |
| 30,233 | |
| Return of commitment shares | |
| (43,525 | ) |
| Shares issued for services | |
| 80,000 | |
| Shares issued to employees | |
| 63,334 | |
| Balance, December 31, 2021 | |
| 14,965,690 | |
|