Please capitalize where necessary: they care for a long-lasting feeling of satiety and may contribute - if consumed in moderate amounts - to stay efficient, fit and slender.
A: They care for a long-lasting feeling of satiety and may contribute - if consumed in moderate amounts - to stay efficient, fit and slender.

Please capitalize where necessary: the smell is the sense we know much about. the brain's limbic system is activated when we smell.
A: The smell is the sense we know much about. The brain's limbic system is activated when we smell.

Please capitalize where necessary: 20 he brought me forth also into a large place: he delivered me, because he delighted in me.
A: 20 He brought me forth also into a large place: he delivered me, because he delighted in me.

Please capitalize where necessary: the 1st parenthesis captures into $1 and the 2nd parenthesis captures into $2 etc
A:
The 1st parenthesis captures into $1 and the 2nd parenthesis captures into $2 etc