This is not an RCT nor does it point to one supporting your uric acid claims.
And Lustig is well known, he's on the border of being a crackpot, unfortunately.
Mehmet Oz is a professor emeritus of Columbia, and contributed some amazing shit to the field of cardiology, but now he is undoubtedly a crackpot, so just having some credentials and even a good history is not an automatic pass to get out of presenting high-quality scientific methods.