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Loss per Share (Tables)
12 Months Ended
Dec. 31, 2020
Earnings Per Share [Abstract]  
Schedule of loss per share
   For the Year Ended 
   December 31,
2020
   December 31,
2019
 
Numerator:        
Net loss attributable to ABVC's common stockholders  $(9,791,164)  $(3,641,776)
           
Denominator:          
Weighted-average shares outstanding:          
Weighted-average shares outstanding - Basic   19,715,559    17,498,543 
Stock options         
Weighted-average shares outstanding - Diluted   19,715,559    17,498,543 
           
Loss per share          
-Basic  $(0.50)  $(0.21)
-Diluted  $(0.50)  $(0.21)