QUES: Singing is also associated with the Earth People in which the body too much or too little of the Earth to sing as often as possible whenever possible

correct the punctuation.

CORRECTED: Singing is also associated with the Earth. People, in which the body too much or too little of the Earth, to sing as often as possible whenever possible.

QUES: Then a man entered who was taller than all others and looked terrible

correct the punctuation.

CORRECTED: Then a man entered who was taller than all others, and looked terrible.

QUES: Glutamic acid has shown to have a good effect 500 mg 2 g a day to be taken spread out over the day with a little water between meals

correct the punctuation.

CORRECTED:
Glutamic acid has shown to have a good effect. 500 mg. - 2 g. a day to be taken spread out over the day with a little water between meals.