That matches what I’ve read. I try for ~100 grams/day. I’m 71 and after a recent attack of pancreatitis, I had to give up milk (just couldn’t digest it any more) and found a vegetable (pea) protein shake that is quite tasty and provides about 32 grams/bottle.
I also switched from mostly beef to chicken and pork because of the same digestion problems. The results have been excellent. I’ve put on muscle and my energy level soared.