"as it's already" is a correct and usable phrase in written English.
You can use it to emphasize that something already exists or has already happened. Here's an example sentence: "I don't need to do more research, as it's already been done."
Even a credible threat that NATO might intervene would probably bring about dramatic changes in the Sudanese government's behavior, as it's already facing various pressures in other parts of the country.
It believes luxury watches can help boost its sales, as it's already a top site where people shop for secondhand watches – a market estimated at $5 billion.
Time just keeps flying by, as it's already demo day for 500 Startups's tenth batch of companies.
But Microsoft's marketing strategy leaves much to be desired, seeing as it's already failed.
It's important to treat the confit gently as it's already cooked and will become very tender almost immediately.
Cumberbatch's updated version of the fictional Victorian detective has even, apparently, become a fashion icon, as "Sherlock chic" (as it's already been dubbed) hits the catwalks and fashion stores.
Both length and density (the percentage of 1's) can be modified during hashed fingerprint generation, which (as it was already proved) influence the similarity searching process [3].
Red Monday, as it is already being dubbed, could backfire in similar style.
The advice was too late, and we believe did not get disseminated as it was already late".
At first, Pincus was understandably wary of estrogen, as it was already understood to increase cancer risks.
As it is already known, with increasing specimen mass the characteristic frequency decreases.
