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How to Read GLP-1 Weight-Loss Study Results

By Kind MD Editorial Team|August 11, 2026|8 min read
Updated: August 11, 2026
Chart illustration for reading group weight-loss averages
KEY TAKEAWAYS
In This Article
  1. What does a study average mean?
  2. STEP 1: semaglutide study context
  3. SURMOUNT-1: tirzepatide study context
  4. Why the numbers do not predict one person
  5. Questions for a provider

What does a study average mean?

Direct answer

Trial averages describe groups under a named regimen, population, comparator and follow-up period. They are not a personal result and are not a prediction for a compounded preparation.

When you see a percentage, look for the study name, the regimen, the comparison group and the follow-up period. Those details tell you what was measured and what the number cannot answer.

Chart illustration showing why study averages need context
A percentage becomes more useful when the study context stays attached to it.

STEP 1: semaglutide study context

STEP 1 (PubMed 33567185) studied semaglutide 2.4 mg weekly in 1,961 adults for 68 weeks and reported -14.9% vs -2.4% placebo. Neither STEP 1 nor SURMOUNT-1 evaluated a Kind MD compounded preparation; the results do not apply directly to a compounded preparation, and individual results vary.

That result belongs to the named STEP 1 study regimen, population and follow-up period. Neither STEP 1 nor this article turns the group average into an individual forecast.

SURMOUNT-1: tirzepatide study context

SURMOUNT-1 (PubMed 35658024) studied tirzepatide 5/10/15 mg weekly in 2,539 adults for 72 weeks and reported -15.0/-19.5/-20.9% vs -3.1% placebo. Neither STEP 1 nor SURMOUNT-1 evaluated a Kind MD compounded preparation; the results do not apply directly to a compounded preparation, and individual results vary.

These are the reported group results for the named study dose groups. They should not be presented as a single result for every person or product.

Why the numbers do not predict one person

Study populations, protocols and follow-up periods differ. A person’s health history, other medicines, prescribed product and response can also differ from the study context. The evidence answers the question the study asked; it does not answer every personal treatment question.

Neither study evaluated a Kind MD compounded preparation. The results do not apply directly to a compounded preparation, and individual results vary.

The safest reading is narrow: use the named trial to understand what was measured, then bring personal questions to a licensed healthcare provider.

Person reviewing health questions with study context in mind
Individual interpretation belongs in a conversation that includes your health history and prescription.

Questions for a provider

A licensed healthcare provider makes an independent prescribing decision when clinically appropriate.


Educational review boundary This article is for educational purposes. It has not been presented as individualized medical advice or as a clinical/legal approval of the claims discussed.

Frequently asked questions

What did STEP 1 report?

STEP 1 studied semaglutide 2.4 mg weekly in 1,961 adults for 68 weeks and reported -14.9% vs -2.4% placebo. Neither STEP 1 nor SURMOUNT-1 evaluated a Kind MD compounded preparation; the results do not apply directly to a compounded preparation, and individual results vary.

What did SURMOUNT-1 report?

SURMOUNT-1 studied tirzepatide 5/10/15 mg weekly in 2,539 adults for 72 weeks and reported -15.0/-19.5/-20.9% vs -3.1% placebo. Neither STEP 1 nor SURMOUNT-1 evaluated a Kind MD compounded preparation; the results do not apply directly to a compounded preparation, and individual results vary.

Can I use a trial average as my personal forecast?

No. A trial average describes a group under a defined regimen and follow-up period. It is not a personal result or a prediction for a compounded preparation.

Did these studies evaluate a Kind MD compounded preparation?

No. Neither study evaluated a Kind MD compounded preparation. The results do not apply directly to a compounded preparation, and individual results vary.

Who can discuss my personal treatment questions?

A licensed healthcare provider makes an independent prescribing decision when clinically appropriate.

References

  1. Wilding JPH et al. “Once-Weekly Semaglutide in Adults with Overweight or Obesity.” N Engl J Med. 2021. PubMed 33567185.
  2. Jastreboff AM et al. “Tirzepatide Once Weekly for the Treatment of Obesity.” N Engl J Med. 2022. PubMed 35658024.

About this Kind MD resource

Kind MD is a telehealth platform that connects eligible patients with licensed healthcare providers who may prescribe compounded semaglutide or tirzepatide when clinically appropriate.

A licensed healthcare provider makes an independent prescribing decision when clinically appropriate. Kind MD does not accept or bill insurance; plans are self-pay.

The information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Questions? Reach us at care@kindmd.co.

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