Protein needs for a kid are based on age, gender and body weight, with kids and teens needing about 0.5 to 0.8 grams of protein for every pound of body weight.
This is different from non-athletes, who need about 0.4 to 0.5 grams of protein per pound of body weight.

grams of protein should a 14 year old have
How much protein does your teen need? Teens 14 to 18 years need about 0.85 grams of protein for each kilogram of body weight. In practical terms, this means that a 14 to 18 year old who weighs 61 kilograms (135 lbs) needs about 52 grams of protein each day.

drink protein shakes to build muscle
Just try to include some kind of protein in every meal, and you should get enough nutrients to gain some muscle. Because if you think about it, protein supplements, such as whey powder, are merely food. ... The only people that really need to supplement amino acids (often called BCAAs) are professional athletes.


The 6 Best Supplements to Gain Muscle in childhood
Creatine. Creatine is a molecule that's produced naturally in your body. ...
Protein Supplements. Getting enough protein is critical for gaining muscle. ...
Weight Gainers. Weight gainers are supplements designed to conveniently help you get more calories and protein. ...
Beta-Alanine. ...
Branched-Chain Amino Acids. ...
HMB.

grams of protein should a girl 14 18 consume
The Institute of Medicine established recommended dietary allowances, or RDAs, for protein. RDAs are general requirements estimated to meet the needs of most girls in each age group. RDAs include 34 grams of protein per day for girls ages 9 to 13 and 46 grams of protein each day for teen girls ages 14 to 18.

Protein does a child need per day
Kids require approximately 1-1.5 grams of protein for every TWO pounds of body weight, or more precisely, 1-gram protein per kg (1kg=2.2lbs). Thus, a 40-lb (18.2 kg) child needs approximately 18 grams protein per day!

Grams of protein should a 10 year old have
Boys and girls 9 to 13 need the same .95 grams of protein for each kilogram of body weight, making the recommended dietary allowance for kids in this range 34 grams per day. Ages 14 to 18. As kids enter their adolescent years, the percentage of protein they need per day remains the same, 10 to 30 percent.

grams of fiber should a child have a day
Toddlers (1-3 years old) should get 19 grams of fiber each day. Kids 4-8 years old should get 25 grams a day. Older girls (9-13) and teen girls (14-18) should get 26 grams of fiber a day. Older boys (9-13) should get 31 grams and teen boys (14-18) should get 38 grams per day.