Research

Hormonal

Tirzepatide (10 mg and 15 mg) significantly improves health-related quality of life (HR-QoL) in Japanese adults with obesity disease compared to placebo over 72 weeks.

For Japanese adults with obesity disease, treatment with tirzepatide (10 mg or 15 mg weekly, escalated from 2.5 mg) alongside lifestyle changes significantly improves quality of life, particularly physical function and psychosocial well-being, compared to placebo over 72 weeks.

GoodSupportsHIGH confidence
In Japanese adults with obesity disease, tirzepatide significantly improved HR-QoL over 72 weeks compared with placebo in both physical and psychosocial domains.
Hiroaki Masuzaki et al. · Diabetes Obesity and Metabolism · 2026

Why this rating

Phase 3 randomized, double-blind, placebo-controlled trial (SURMOUNT-J) with a large sample size (n=201) and rigorous statistical analysis.

Source

Effect of Tirzepatide on Health‐Related Quality of Life in Japanese Patients With Obesity Disease: Patient‐Reported Outcomes From the <scp>SURMOUNT</scp> ‐J Study

Hiroaki Masuzaki et al. · Diabetes Obesity and Metabolism · 2026

DOI 10.1111/dom.70850

rct · n=225
Read the paper
DOI resolved against Crossref · corpus check 2026-06-10

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