If you have a popular product that sells should you add similar products to your store

[phyll33]

I have a popular hair growth oil that sold over 128 bottles should i add similar products to my store?

[phyll33]

Ok so what do i factor in

[phyll33]

shopify and the  Cj dropshipping app

[phyll33]

Dropshipping 

[phyll33]

This is the hot seller I sold 128 bottles although some people were impatient waiting for the product https://ecom-beauty-supply-14504.myshopify.com/products/the-magical-fast-grow-max-xxl-beard-mustache...