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Loss per Share (Tables)
3 Months Ended
Mar. 31, 2021
Earnings Per Share [Abstract]  
Schedule of loss per share
   For the Three Months Ended 
   March 31,
2021
   March 31,
2020
 
Numerator:        
Net loss attributable to ABVC’s common stockholders  $(1,128,505)  $(1,247,538)
           
Denominator:          
Weighted-average shares outstanding:          
Weighted-average shares outstanding - Basic   24,420,526    19,484,542 
Stock options         
Weighted-average shares outstanding - Diluted   24,420,526    19,484,542 
           
Loss per share          
-Basic  $(0.05)  $(0.06)
-Diluted  $(0.05)  $(0.06)