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GLP-1 Decoder

Mounjaro Face: How Common, How Long It Lasts, What Helps

The Mounjaro label does not include Face changes as a side effect. What people mean by it: a thinner or older-looking face after fast weight loss (often called Ozempic face).

In the label
Not listed
Most common in the label
Nausea 18%

Quick Mounjaro facts

How long it remains in your body
100%50%25%0%05 d10 d15 d20 d25 d50%25%12.5%time after the dose

The half-life is about 5 days: after 5 d, half is gone, and about 3% remains after five half-lives (25 d).

Weight loss in its main trial
Mounjaro (SURPASS-1)7.8 kgPlacebo1 kg

In SURPASS-1, which lasted 40 weeks, people with type 2 diabetes lost 7.8 kg, compared with 1 kg on placebo.

Cost over time
2026$1,112.16$0List priceSelf-pay

The maker's price page lists monthly price points in US dollars for list price and self-pay offers.

Sources: FDA label (DailyMed), healthsystemtracker.org, pricinginfo.lilly.com.

What the Mounjaro label says instead

The Mounjaro label does not include Face changes. Most often, it lists these five side effects.

The Pool of Placebo-Controlled Trials Reported Adverse Reactions in ≥5% of MOUNJARO-treated Adult Patients with Type 2 Diabetes Mellitus, shown in Table 1
Side effectPlaceboMounjaro 5 mgMounjaro 10 mgMounjaro 15 mgMore than placebo, 15 mg
Nausea4%12%15%18%+14 points
Diarrhea9%12%13%17%+8 points
Decreased Appetite1%5%10%11%+10 points
Vomiting2%5%5%9%+7 points
Dyspepsia3%8%8%5%+2 points

Source: Mounjaro label (DailyMed).

Source: FDA label (DailyMed).