This is not a SFW instance. NSFW communities will be tagged, and efforts will be made to keep SFW communities clean, but proceed at your own comfort level.
Honestly do both and also per container and volume.
Sometimes you care about absolute nutritional value, so you go on serving size or container, and sometimes you want to compare between two different things, so you use % mass or per 100 ml
Honestly do both and also per container and volume. Sometimes you care about absolute nutritional value, so you go on serving size or container, and sometimes you want to compare between two different things, so you use % mass or per 100 ml