The proper serving size for leafy veggies is 1 cup, or about the size of the average person's fist.
6 grams per day x
No more than 6grams of salt. less if possible
it depends on the adult. adults can consume generous amounts of sea salt with beneficial effects; however, table salt should be limited. the micronutrients in sea salt are necessary for optimal metabolic function. each person is different so if you crave salt, then eat it. read more about electrolyte involvement in metabolic homeostasis for more information.
The US FDA website says: "The Dietary Guidelines recommend that the general population consume no more than 2,300 milligrams of sodium a day (about a teaspoon of table salt)." That's what recommended. You asked how much is "normal per day". Many people eat far more salt than that. Remember that almost all processed and canned foods have added salt and that has to be included in the teaspoon of salt described above.
A human has a requirement of 1500mg a day, however, most people will consume far much more than the daily requirement. If you drink more water, you may need to/ or be able to consume more sodium.
The FDA recommends a limit of 2,400 milligrams a day, but many experts say 1,200 milligrams would be a healthier limit. Most people consume 4,000 to 6,000 milligrams a day.
As much as they can.
368 liters a day
None! They get enough sodium through the foods they eat.
We should at least consume 8 glasses of water a day.
368 liters a day
90g