The Company follows the policy of charging the costs of advertising to expense as incurred. For the years ended March 31, 2022 and 2021, advertising costs amounted to zero and $26,615, respectively.

The Company follows the policy of charging the costs of advertising to expense as incurred. For the years ended December 31, 2021 and 2020, advertising costs amounted to $135,436 and $99,241, respectively.