Infants (0-6 months): About 1.52 grams of protein per kilogram of body weight per day to support rapid growth and development.
Toddlers (1-3 years): Around 13 grams of protein daily, as their growth slows slightly but they still require significant protein for development.
Children (4-8 years): Approximately 19 grams daily, supporting steady growth and active lifestyles.
Pre-teens and Teens (9-13 years): About 34 grams daily, increasing to 46 grams for girls and 52 grams for boys aged 14-18 to meet the demands of puberty and growth spurts.
Adults (19+ years): Generally 46 grams daily for women and 56 grams daily for men, assuming a sedentary lifestyle.
Older Adults (65+ years): Around 1.0-1.2 grams per kilogram of body weight per day to prevent muscle loss and maintain strength.
Pregnant and Lactating Women: About 71 grams daily to support the growing baby and milk production.
Athletes and Active Individuals: 1.2-2.0 grams per kilogram of body weight per day, depending on the intensity and type of exercise.