Could you provide information regarding the safety of milk thistle during pregnancy?

The amount of milk thistle in this product is very low and considered safe. 

Here is the safety of it in humans and pregnancy:
 
https://pubmed.ncbi.nlm.nih.gov/31069872/
https://pubmed.ncbi.nlm.nih.gov/24555302/
https://www.sciencedirect.com/science/article/pii/S0161813X20300309