The phrase "retain authenticity" is correct and usable in written English.
You can use it when discussing the importance of maintaining genuine qualities or characteristics in various contexts, such as art, culture, or personal identity.
Example: "In order to connect with our audience, we must retain authenticity in our storytelling."
Alternatives: "maintain genuineness" or "preserve originality."
And how can vloggers retain authenticity while embarking on commercial ad deals?
For the actors to retain authenticity, perhaps she needs to keep pushing them to the edge of their capabilities, throwing out the accustomed ways of working and inventing new ones, so that the work doesn't end up turning into a "style".
Below, 15 Forbes Agency Council members share their advice on how you can retain authenticity, turn things around in the heat of the battle and gain your customers back even in the worst of crises.
Although the Vivaldi is ostensibly presented in a way that retains "authenticity" (whatever that really means), in its new context it comes to sound more and more like contemporary rock.
In this edited interview, he talks about the effects of the financial crisis on Starbucks's sales, the surge of competition, the blogosphere, and retaining authenticity in spite of growth.
It's about analyzing trends and picking the right message to draw from its impact, and retaining authenticity.
Owners Brendan and Marnie Farrell have done a remarkable job of retaining authenticity while providing the comforts we've come to expect (after all, would you really want to replicate every aspect of life some 750 years ago?).
Can they retain their authenticity and appeal?
It's very hip, but tries to retain some authenticity.
Alternative music is nurtured in the city's underground venues, which retain an authenticity so many London counterparts have lost.
If the Conventions retain any authenticity, it lies in the group portraits that they offer of the parties' activists.
