Whey Protein, Leucine and Vitamin D: study protocols

5 study groups took Whey Protein together with Leucine and Vitamin D. These are the doses the studies gave. They are not a recommendation.

Dose per serving from research: Whey Protein

5 study groups in 4 studies say how much Whey Protein participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 25 g to 50 g, 60% of 5 study groups.

Daily dose	Study groups
10 g to 25 g	2
25 g to 50 g	3

2 of 5 study groups took Whey Protein, Leucine and Vitamin D with something else, but nothing that 3 or more different studies gave.

5 study groups

Study
Improving rehabilitation in sarcopenia: a randomized-controlled trial utilizing a muscle-targeted food for special medical purposes 2020 · Experimental formula · Adults aged 65 years or older with sarcopenia admitted for inpatient rehabilitation	40 g	5.6 g	1,600 IU	8 weeks	70
Supplementing Breakfast with a Vitamin D and Leucine-Enriched Whey Protein Medical Nutrition Drink Enhances Postprandial Muscle Protein Synthesis and Muscle Mass in Healthy Older Men 2017 · test group · Healthy older men; mean age 71 ± 4 years	21 g	—	800 IU	6 weeks	—
Thirteen weeks of supplementation of vitamin D and leucine-enriched whey protein nutritional supplement attenuates chronic low-grade inflammation in sarcopenic older adults: the PROVIDE study 2019 · active group · Adults aged 65 years or older with mild to moderate physical-function limitations and class I or II sarcopenia	40 g	6 g	1,600 IU	13 weeks	184
Safety and tolerability of 6-month supplementation with a vitamin D, calcium and leucine-enriched whey protein medical nutrition drink in sarcopenic older adults 2020 · Test group during the RCT · Adults aged 65 years or older with sarcopenia	40 g	—	—	13 weeks	184
Safety and tolerability of 6-month supplementation with a vitamin D, calcium and leucine-enriched whey protein medical nutrition drink in sarcopenic older adults 2020 · One-serving WP-MND group during the open-label extension · Adults aged 65 years or older with sarcopenia who continued from the RCT	20 g	3 g	800 IU	13 weeks	133