Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Dosage Guide, Benefits & Side Effects
This dual-pathway blend pairs FDA-approved Tesamorelin with Ipamorelin for synergistic, pulsatile GH release supporting visceral fat loss and lean mass.
Chemical Makeup
35
Amino Acids
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)
Thr
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Glu
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Ser
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Ala
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Met
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Pyl
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Arg
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Leu
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Ile
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Asn
Position 11
Gly
Position 12
His
Position 13
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Pro
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As seen on
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Dosage Guide for Fat Loss / MuscleTesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Dosage Calculator
This is a combination of Tesamorelin and Ipamorelin that helps reduce belly fat while boosting your body's natural growth hormone release.
Vial size
4 mg
Bacteriostatic water
2 mL
Dosing
200–400 mcg
Frequency
Daily
Cycle
12–16 weeks
Benefit
Fat Loss / Muscle
What is Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)?
This is a combination of two peptides, Tesamorelin and Ipamorelin, that work together through separate pathways to boost the body's natural release of growth hormone. Tesamorelin is FDA-approved and has been shown in trials to reduce belly fat by 15-17.5%, while Ipamorelin adds a clean pulse of growth hormone without raising stress hormones. Together, they're used in clinical and wellness settings for body recomposition, metabolic support, and hormone optimization as people age.
Growth
Research targets include growth hormone signaling, IGF-1 pathways, and tissue development.
Metabolic
Research targets include glucose regulation, insulin sensitivity, and energy metabolism.
Healing
Research targets include tissue repair, wound healing, and recovery from injury.
tes
Is Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) FDA approved?
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) is not an FDA-approved drug. It is intended for research purposes only and is not approved for human consumption, diagnostic, or therapeutic use.
Research Use Only
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) has not been evaluated by the FDA for safety or efficacy in humans.
No Clinical Oversight
Not manufactured under FDA-regulated quality or clinical standards.
Unregulated Sourcing
Purity, dosing, and sourcing are not verified through FDA testing or oversight.
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How Does Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Work?
One peptide (Tesamorelin) attaches to a pituitary receptor to restore the body's natural, steady rhythm of growth hormone pulses, while the other (Ipamorelin) mimics the 'hunger hormone' to trigger its own separate pulse. Because they act on two different triggers at once, the combined pulse of growth hormone ends up bigger than either could produce alone.
Restores natural GH rhythm
Tesamorelin restores the pituitary's steady rhythm of growth hormone pulses.
Adds a second trigger
Ipamorelin mimics the 'hunger hormone' to trigger its own separate pulse.
Bigger combined pulse
Acting on two different triggers produces a bigger combined GH pulse.
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Targeted areas
How to reconstitute Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)
The materials you'll need and step-by-step instructions for safely mixing Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) with bacteriostatic water.
Materials needed
Your Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) vial (lyophilized)
Alcohol swabs
Bacteriostatic sterile water
3 mL syringes (Luer Lock tip)
25G or 27G needles (Luer Lock). Other gauges may also be acceptable.
Sharps container (optional)
Remove the caps
Sanitize the rubber stoppers
Attach the needle
Draw the bac water
Pull back on the plunger to draw your desired volume of bacteriostatic water. If you overfill, just push the excess back in until you reach the right marker on the syringe.
Insert the needle into the Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) vial
With the bac water in your syringe, insert the needle into the Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) vial at a slight angle to avoid pressure buildup.
Release the water gently
Let the water run gently down the side of the vial. Don't inject it forcefully.
Swirl to dissolve
Avoid shaking. Gently swirl, flip, and roll the vial to dissolve the powder.
Check for full dissolution
Cap, dispose, and store
How to Store Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)
Freeze the dry powder for up to 18–24 months, or keep it in the fridge. Once mixed with bacteriostatic water, refrigerate, protect from light, and use within about a month; don't freeze it once mixed.
Lyophilized Storage
-20°C (up to 18–24 months), or 2–8°C.
Reconstituted Storage
With bacteriostatic water, refrigerate at 2–8°C, protected from light, use within 28 days.
Handling Notes
Do not freeze the reconstituted solution.
What Are the Benefits of Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)?
What research says it may help with, and how it works in the body.
body composition
Tesamorelin has been shown in clinical studies to help reduce body fat, and pairing it with Ipamorelin may make the effect even stronger.
Boosting growth hormone helps the body build protein and hold onto lean muscle rather than losing it.
Tesamorelin is FDA-approved specifically for reducing visceral fat, the deeper fat that surrounds internal organs rather than the fat just under the skin.
recovery and wellness
Compounds that trigger the body to release more growth hormone often lead to deeper, better-quality sleep.
Higher growth hormone levels help tissues repair themselves and support recovery after exercise.
Bringing growth hormone levels back up closer to what's typical in younger people may offer benefits linked to slowing signs of aging.
metabolic health
Studies have shown Tesamorelin can improve blood fat levels, such as cholesterol and triglycerides.
Raising growth hormone levels causes the body to produce more IGF-1, a related hormone that supports growth and tissue repair.
What Are the Side Effects of Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)?
Who should avoid it, warning signs to watch for, and what to know before combining it with other compounds.
Who Should Avoid It
Active malignancy (GH may promote tumor growth)
Diabetic retinopathy
Pregnancy or breastfeeding
Pituitary disorders
Hypersensitivity to components
Stop Right Away If You Notice
Severe injection site reactions
Significant swelling or edema
Signs of glucose dysregulation
Severe joint pain
Allergic reactions
Milder Signs to Watch For
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) contains these peptides
The individual peptides blended together to make Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin).
Weight
ipa
Ipamorelin
Phase 2
tesa
Tesamorelin
Fda Approved
How Long Should a Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Cycle Last?
This breaks down how long a typical Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) cycle runs and what research suggests happens at each stage. Research shows that staying on a peptide continuously, without a break, may make it less effective over time.
That's why most research protocols build in a break between cycles, often called a washout period, to let the body reset before starting again.
Related peptides
ghrp
GHRP-6
Phase 1
hex
Hexarelin
Ipamorelin
lca
Performance
L-Carnitine
Cheat Sheets Featuring Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)
See how Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) fits into a broader research stack with these free downloadable cheat sheets. Each one includes reference dose ranges, dosing frequency, and half-life for every peptide it covers. For research purposes only.
13 peptides
78 peptides
19 peptides
Browse user-created protocols
Real protocols from the community that include Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)
Body Recomposition Phase 3
Joe
GLP-2
ghk
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) Research References
It is a phase 3 compound
Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin) is a phase 3 compound
Tesamorelin (Egrifta) approved for reduction of excess abdominal fat in HIV patients.
n.d.
Tesamorelin significantly reduces visceral adipose tissue and improves lipid profiles.
Ipamorelin selectively releases GH without affecting cortisol, prolactin, or ACTH.
Combining GHRH and GHRP pathways produces synergistic GH release greater than either alone.
Frequently Asked Questions About Tesamorelin/Ipamorelin Blend (Tesamorelin, Ipamorelin)
Straight answers on reconstitution, dosing, and safety, everything you need to research with confidence. For research reference only.
What is a Tesamorelin/Ipamorelin stack and how does it work?
Tesamorelin and Ipamorelin are two growth-hormone-secretagogue peptides that are commonly combined. Tesamorelin is a synthetic analog of growth hormone-releasing hormone (GHRH) that signals the pituitary gland to produce more growth hormone, while Ipamorelin is a ghrelin-receptor agonist (a GH-releasing peptide) that stimulates GH release through a separate receptor pathway. Because they act on different receptors, they are often paired on the premise that they amplify the same natural GH pulse rather than duplicating each other's effect. Tesamorelin is FDA-approved only for a specific indication (HIV-associated lipodystrophy); Ipamorelin is not FDA-approved for any use, and the combined blend has not been evaluated together in human clinical trials.
What dosages are typically used?
In its FDA-approved clinical use, Tesamorelin is dosed at 2 mg subcutaneously once daily (sometimes reduced to 1 mg/day depending on lab response). Ipamorelin research and vendor protocols commonly describe doses in the 100–300 mcg range per injection. Combination vials sold for research purposes are often supplied in ratios such as 10 mg tesamorelin/3 mg ipamorelin or 5 mg/5 mg per multi-dose vial. Actual dosing in these blended products varies by supplier and is not standardized or clinically validated as a combination. These figures come from labeling, clinical trial data, and vendor materials, not personal medical guidance.
How and when is it typically injected?
Both peptides are administered by subcutaneous injection. Evening or bedtime dosing is a commonly cited protocol because it is intended to coincide with, and reinforce, the body's natural nighttime growth hormone pulse. Peak plasma GH response is generally reported to occur roughly 30–45 minutes after injection, returning to baseline within a few hours.
How should it be reconstituted and stored?
Both peptides are typically supplied as lyophilized (freeze-dried) powder that should be stored frozen (around -20°C, some sources suggest as cold as -80°C) and protected from light before use. They are reconstituted with bacteriostatic or sterile water, added gently down the vial wall and swirled (not shaken) to avoid damaging the peptide. After reconstitution, the solution should be kept refrigerated at 2–8°C and used within a limited window—commonly cited as anywhere from 24-72 hours up to about 28 days depending on the source—with unused doses ideally aliquoted and frozen for longer storage. Because these are peptides, they are sensitive to heat, light, and repeated freeze-thaw cycles.
What side effects are commonly reported?
Reported side effects for Tesamorelin include injection-site reactions (redness, swelling, itching, bruising), joint pain or aches, fluid retention/swelling, and increases in blood glucose—so glucose monitoring is often recommended, particularly for those with prediabetes or insulin resistance. Ipamorelin is generally described as well tolerated, with occasional reports of nausea, headache, facial flushing, or injection-site redness that typically resolve on their own. When combined, users and vendor materials most often flag fluid retention, joint discomfort, and injection-site reactions as the most frequently reported effects.
How long does it take to notice results?
Anecdotal reports and vendor materials commonly describe a rough timeline: early subjective changes in sleep quality and recovery within 1–2 weeks, initial body-composition changes (such as waistline or abdominal fat) becoming noticeable around 3–8 weeks, and more significant changes reported around 8–12 weeks of consistent use. These timelines are not derived from controlled trials of the combined stack and vary widely based on individual factors, dose, and lifestyle (diet, exercise, sleep).
Can Tesamorelin/Ipamorelin be combined with other peptides, like CJC-1295?
Some sources discuss further combining this stack with additional GH-axis peptides such as CJC-1295, on the rationale of extending or amplifying the GHRH signal. However, stacking multiple GH secretagogues increases the number of unknowns around interactions, appropriate dosing, and cumulative side effects (such as blood sugar changes or fluid retention), and there is limited to no controlled human data on such combinations.
Is this combination legal to buy and is it approved for human use?
Tesamorelin is an FDA-approved prescription drug (marketed as Egrifta/Egrifta WR) but only for a specific approved indication; Ipamorelin has no FDA approval for any use. Products marketed online as a combined "Tesamorelin/Ipamorelin" blend are generally sold labeled "for research use only, not for human consumption," meaning they have not been evaluated by regulators for safety, purity, or efficacy as a combined product. Regulations on peptide sales and personal import vary by country and can change, so anyone considering these compounds should be aware of the legal and quality-control uncertainties involved in unregulated research-grade products, and this information should not be taken as medical advice.