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1st Optimal vs Peptivo

An in-depth comparison of two leading GLP-1 Providers

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By Eli Marsden · Founding Editor
Editorially reviewed & fact-checked against primary sources · How we verify contentLast reviewed
1st Optimal logo

1st Optimal

6.7
★★★☆☆3.4/5

Best for: GLP-1 therapy within a lab-driven functional-medicine program

Visit 1st Optimal
VS
Peptivo logo

Peptivo

7.1
★★★3.6/5

Best for: low-cost online GLP-1 with same-day visits and free shipping

Visit Peptivo

1st Optimal and Peptivo are both GLP-1 Providers competing for the same patients, but they make different trade-offs on price, coverage, and what's included. In our scoring, Peptivo edges ahead overall (7.1 vs 6.7 out of 10). Below we break down pricing, what each plan covers, the six-dimension score, pros and cons, and exactly who should pick which.

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What’s included

1st Optimal

What the monthly price covers

Medication

Not disclosed

Provider visits

Included

Shipping

Included

Lab work

Not disclosed

Coaching

Included

Peptivo

What the monthly price covers

Medication

Included

Provider visits

Included

Shipping

Included

Lab work

Not disclosed

Coaching

Not disclosed

Score breakdown

Both providers are scored on the same six-dimension framework. The gradient bar marks the stronger side on each dimension.

1st Optimal

6.7/10

Overall

Peptivo

7.1/10

Value25%

6.5A
vs
B
7.0

Effectiveness25%

7.0A
vs
B
7.5

User Experience15%

6.5A
vs
B
7.0

Trust & Safety15%

6.5A
vs
B
6.0

Accessibility10%

6.5A
vs
B
7.5

Support10%

7.4A
vs
B
7.5

Features & Coverage

Feature1st OptimalPeptivo
Starting Price
Features8 features8 features
States AvailableNot disclosedNot disclosed
Compounded
Brand Name
FSA/HSA Accepted✓ Yes
FDA WarningsNoneNone

About 1st Optimal

1st Optimal is a Michigan-based telehealth and functional-medicine platform offering GLP-1 weight loss medications, including semaglutide and tirzepatide, as once-weekly injections or daily oral tablets. Its model pairs prescription GLP-1 therapy with at-home lab testing, blood-work interpretation, unlimited coaching, and personalized protocols framed around long-term weight loss and longevity. Care is delivered virtually by credentialed providers, and treatments ship to the home with no long-term contracts. The site does not publish monthly pricing or a state list.

Read our full 1st Optimal review →

About Peptivo

Peptivo is a 100% online GLP-1 weight-loss telehealth service offering compounded medication made in the USA at FDA-registered labs, with same-day provider visits and 24/7 messaging. Its weight-loss plans are productized as 'GLP-1 Daily Support' (from $169) and 'Weight Loss Boost' (from $249); it can also prescribe brand GLP-1s (Ozempic, Wegovy, Zepbound). Plans include free discreet shipping and are FSA/HSA eligible. The site publishes privacy and terms pages, but the compounding pharmacy and legal entity are not named and no LegitScript certification is shown.

Read our full Peptivo review →

Pros & Cons

1st Optimal

What we like

  • Offers both semaglutide and tirzepatide with injectable and oral formats
  • Functional-medicine approach with at-home labs and blood-work interpretation
  • Unlimited coaching and ongoing support included
  • No long-term contracts
  • Board-certified doctors and nurse practitioners referenced

Watch-outs

  • No public monthly pricing disclosed
  • No published state availability list
  • Compounded vs branded sourcing not clarified on site
  • Pricing only revealed after quiz or consultation

Peptivo

What we like

  • Low entry pricing — GLP-1 weight-loss plans starting at $169/mo, with free discreet shipping
  • Same-day provider visits and 24/7 provider messaging; 100% online
  • Compounded in the USA at FDA-registered labs; can also prescribe brand GLP-1 (Ozempic, Wegovy, Zepbound)
  • FSA/HSA eligible with upfront pricing

Watch-outs

  • GLP-1 products use generic names ('GLP-1 Daily Support', 'Weight Loss Boost') — semaglutide/tirzepatide not clearly broken out
  • Compounding pharmacy/lab partner not named
  • Limited published policies (privacy and terms only; no HIPAA notice or refund policy found)
  • Not LegitScript-certified (no certification displayed)

Our Verdict

Winner: Peptivo

Peptivo edges out 1st Optimal with a higher overall score of 7.1/10 and is particularly strong for low-cost online GLP-1 with same-day visits and free shipping. 1st Optimal remains a solid alternative, especially if you're looking for GLP-1 therapy within a lab-driven functional-medicine program.

Choose 1st Optimal if…

You want GLP-1 therapy within a lab-driven functional-medicine program.

Choose Peptivo if…

You want low-cost online GLP-1 with same-day visits and free shipping.

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1st Optimal vs Peptivo: FAQ

Key terms, explained

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Wegovy®, Ozempic®, and Rybelsus® are trademarks of Novo Nordisk A/S. Mounjaro® and Zepbound® are trademarks of Eli Lilly and Company. All other product names and trademarks referenced on this page belong to their respective owners. WeightLossRankings.org is not affiliated with any pharmaceutical manufacturer. See trademark disclaimer.