Note most protein chains have taurine, like whey. If you are following the 1g per kg per day of protein guideline, you likely have been taking in plenty of tau

Note most protein chains have taurine, like whey. If you are following the 1g per kg per day of protein guideline, you likely have been taking in plenty of taurine and your body makes some too. But general population nutrition basically gets worse every year, people other than athletes are likely not getting enough protein. Food prices now are also going to be a huge problem, protein isn't cheap in any form.