Teriparatide vs Tesamorelin

A side-by-side comparison from PeptideSciences101, the open peptide reference.

Overview

Teriparatide is primarily a bone & joint peptide, while Tesamorelin is used for performance & growth.

This page compares Teriparatide and Tesamorelin across their primary use, typical dosing, reported benefits and side effects, and U.S. regulatory status. For the full monograph on either compound — mechanism of action, clinical research, and references — follow the article links.

Side-by-side comparison

TeriparatideTesamorelin
CategoryBone & JointPerformance & Growth
Regulatory status (US)FDA approvedFDA approved
Typical dosage20 mcg2 mg
Frequencydailydaily
Reported benefitsBone density increase, osteoporosis treatment, fracture preventionVisceral fat reduction, improved body composition, GH release
Reported side effectsDizziness, leg cramps, nauseaJoint pain, peripheral edema

Key differences

Primary use. Teriparatide is categorised under Bone & Joint, while Tesamorelin falls under Performance & Growth. Their differing categories mean they are usually chosen for different goals rather than as direct substitutes.

Regulatory status. Teriparatide: FDA-approved. Tesamorelin: FDA-approved.

Dosing. Teriparatide is typically dosed at 20 mcg (daily). Tesamorelin is typically dosed at 2 mg (daily).

Can you stack them?

Some protocols combine peptides, but stacking Teriparatide and Tesamorelin has not been validated for safety or efficacy in controlled trials. Combining compounds can change their effects and risks. Nothing here is medical advice — consult a qualified healthcare provider before starting or combining any protocol.

Frequently asked questions

What is the difference between Teriparatide and Tesamorelin?
Teriparatide is primarily a bone & joint peptide, while Tesamorelin is used for performance & growth. Teriparatide is FDA-approved for one or more indications, whereas Tesamorelin is FDA-approved for one or more indications.
What is Teriparatide used for?
FDA-approved bone builder.
What is Tesamorelin used for?
GHRH for visceral fat.
Can you take Teriparatide and Tesamorelin together?
Some users combine peptides within a single protocol, but stacking Teriparatide and Tesamorelin has not been established as safe or effective in controlled trials. Neither this comparison nor PeptideSciences101 is medical advice — consult a qualified healthcare provider before combining any compounds.
Is Teriparatide or Tesamorelin FDA-approved?
Teriparatide is FDA-approved for one or more indications. Tesamorelin is FDA-approved for one or more indications.

Read the full articles

  • Teriparatide — full monograph: mechanism, research, dosing & references
  • Tesamorelin — full monograph: mechanism, research, dosing & references

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