Estimation of effective intake of whey protein hydrolysate for stimulating muscle protein synthesis by using blood components as markers

Estimation of effective intake of whey protein hydrolysate for stimulating muscle protein synthesis by using blood components as markers - Estimation of effective intake of whey protein hydrolysate for stimulating muscle protein synthesis

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021108

Enrollment

Registered

2016-02-20

Start date

2016-02-22

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy person

Interventions

They ingest the following foods one time in the following order more than six days apart

7.5 g whey protein hydrolysate (WPH), 5.0 g WPH, 2.5 g WPH and 2.5 g essential amino acids They ingest the following foods one time in the following order more than six days apart

5.0 g whey protein hydrolysate (WPH), 2.5 g essential amino acids, 7.5 g WPH and 2.5 g WPH They ingest the following foods one time in the following order more than six days apart

2.5 g whey protein hydrolysate (WPH), 7.5 g WPH, 2.5 g essential amino acids and 5.0 g WPH They ingest the following foods one time in the following order more than six days apart

2.5 g essential amino acids, 2.5 g whey protein hydrolysate (WPH), 5.0 g WPH and 7.5 g WPH

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Healthy men not less than 20 years old and under 30 years old

Exclusion criteria

Exclusion criteria: 1) Seriously or progressive ill patients 2) Patients with liver or kidney dysfunction 3) Patients with food allergies 4) Patients with congenital aminoacidopathy 5) HBsAg or HCVAb positive patients 6) Persons who donated blood within 3 months

Design outcomes

Primary

Measure	Time frame
Plasma leucine concentration 0-120 min after ingestion of whey protein hydrolysate or essential amino acids	—

Secondary

Measure	Time frame
1)Plasma concentration of the following items 0-120 min after ingestion of whey protein hydrolysate or essential amino acids; essential amino acids, insulin, IGF-1 and 3-methyl-histidine 2)Blood glucose level 0-120 min after ingestion of whey protein hydrolysate or essential amino acids	—

Countries

Japan

Contacts

Public ContactChiaki Sanbongi

Meiji Co., Ltd. Sports Nutrition Research Department Food Science Research Laboratories R&D Division

chiaki.sanbongi@meiji.com+81-465-37-3796

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026