Comment by vova_hn2

> A weight-based recommended daily allowance (RDA) of 0.8 grams per kilogram of body weight.

> However, for the average healthy person (who is not an elite athlete or heavily involved in body building) it's probably best to keep total protein intake to no more than 2 gm/kg of ideal body weight

So, you can increase your protein intake about 2.5 times above RDA without any issues? I would call this "basically no downsides".