What is sermorelin and how does it work?

Sermorelin is a synthetic 29-amino-acid fragment of growth hormone-releasing hormone (GHRH). It signals the pituitary to release growth hormone on its own physiological pulse, typically during deep sleep, rather than introducing exogenous growth hormone. It is used to support patients with age-related decline in the GH/IGF-1 axis. Compounded preparations are not FDA-approved or evaluated by FDA for safety, effectiveness, or quality.

What are the side effects of sermorelin?

The most commonly reported side effects are mild and short-lived: injection-site redness or swelling, occasional headache, mild facial flushing, and vivid dreams within the first few weeks. Patients are monitored periodically by their OPTML provider via IGF-1 lab work. Individual results vary.

How long until I notice sermorelin's effects?

Sleep quality often improves within the first 2-4 weeks. Effects on energy and overall well-being develop more gradually over 3-6 months as the GH/IGF-1 axis stabilizes. Sermorelin works by supporting your body's own growth hormone pulse, so the timeline reflects physiological adjustment rather than acute pharmacology.

Is sermorelin safe for long-term use?

Sermorelin has been used clinically for adult GH-axis support since the 1990s. Because it stimulates your body's natural GH pulse rather than introducing exogenous growth hormone, the risk profile differs from recombinant HGH. Long-term safety depends on appropriate dosing and periodic monitoring. Your OPTML provider reviews IGF-1 trends and adjusts the protocol accordingly. Compounded preparations are not FDA-approved or evaluated by FDA for safety, effectiveness, or quality.

Do I need labs before starting sermorelin?

Yes. OPTML recommends a baseline IGF-1 level at minimum before starting sermorelin. A broader hormone panel, including total testosterone, free testosterone, estradiol, SHBG, and a comprehensive metabolic panel, helps your provider understand the full picture of your endocrine status and ensures sermorelin fits your individual protocol.

GHRH peptide for sleep & GH-axis support

Sleep deeper. Recovery support. Feel sharper.

A growth-hormone-releasing peptide that signals your pituitary to release endogenous GH in its natural pulsatile pattern — most active during deep sleep. The result: improved sleep architecture and support for your body's own growth hormone production as it declines with age.

Deeper, more restorative sleep
Supports your natural growth hormone production
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Free provider consult · cancel anytime

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Includes a consultation with a U.S.-licensed physician

Compounded medication is not FDA-approved. Starting at $189/mo · HSA/FSA eligible.

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Prescription only Prescribed by U.S.-licensed physicians

Sleep · GHRH peptide

Prescribed by U.S.-licensed physicians

Sleep deeper. Recovery support. Feel sharper.

✓ Licensed US providers✓ 2-3 day discreet shipping✓ Cancel anytime

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Compounded sermorelin is a GHRH peptide that signals your pituitary to release your own growth hormone in its natural pulsatile pattern — most active during deep sleep. The result: improved sleep architecture and support for your body's own growth hormone production as it declines with age. Physician-prescribed and shipped monthly.

Deeper, restorative sleep
Improved IGF-1 levels
Endogenous GH support
Cancel anytime

Get started How it works

Starting at $189/mo · Free provider consult · HSA/FSA eligible

What to expect on sermorelin

A timeline grounded in clinical use.

Wk 1-2

Deeper sleep

Sleep onset and slow-wave sleep typically improve within the first 7-14 nights. Individual results vary.

Wk 3-6

Steadier energy

Daytime energy and overall restedness improve as deeper sleep compounds over the first weeks.

Wk 8-12

GH/IGF-1 markers

IGF-1 markers often move toward age-appropriate ranges as the GH/IGF-1 axis stabilizes.

Wk 12+

Sustained baseline

Sleep quality and GH/IGF-1 support compound over time. Provider re-evaluates every 12 weeks.

Timeline reflects typical clinical experience and published GHRH peptide literature. Individual results vary.

The biology of aging

Growth hormone peaks young. Then it falls, for life.

One of the body's key signaling systems quietly declines with every decade. Explore how it works, where it shows up in the body, and where you land on the natural curve.

your age on the
GH decline curve

GH signaling vs your early-20s peak

62% of peak

Drag to your age45 yrs

What naturally influences GH

Deep sleep Exercise Fasting windows Lower body fat Stress / cortisol Age

General educational information about growth hormone physiology and how it tends to change with age, based on published literature on age-related GH secretion (for example, Iranmanesh et al., J Clin Endocrinol Metab). Curves, ranges, system involvement, and lifestyle factors describe general physiology and population references, not your labs, not a measurement of any individual, and not a prediction. This makes no claim about any product, medication, or treatment, and does not state or imply that anything offered on this page changes growth hormone, IGF-1, or any other marker. What your own levels are, and whether anything is appropriate for you, is determined by a licensed physician.

Sermorelin, explained

Your own growth hormone, amplified.

Sermorelin is a GHRH (growth-hormone-releasing hormone) peptide. It signals your pituitary to release your own growth hormone in its natural pulsatile pattern — most active during deep sleep. It's a daily subcutaneous injection, taken at night before bed.

OPTML's compounded sermorelin is prepared by FDA-registered 503A pharmacies under USP <797> sterility standards, prescribed by U.S. licensed providers, and shipped to your door monthly.

No — and that's a critical distinction. HGH (somatropin) replaces growth hormone directly. Sermorelin is a GHRH peptide that stimulates your pituitary to release your own growth hormone in its natural pulsatile pattern.

That's why sermorelin operates via an endogenous-feedback mechanism — it prompts your pituitary to release growth hormone in pulses, the way your body produces GH naturally, and supports your own GH-axis signaling. Sermorelin is available by prescription as a compounded peptide. HGH (recombinant human growth hormone) is a separately regulated drug with FDA-restricted indications. Sermorelin works with your body's own GH-release system, rather than introducing exogenous hormone.

Adults experiencing age-related decline in sleep depth and GH/IGF-1 axis function. Common profiles include adults aged 35-55 noticing the gradual changes that come with the natural decline of the GH/IGF-1 axis.

Sermorelin has 30+ years of clinical use for adult GH-axis support. Documented benefits include increased slow-wave sleep and improved IGF-1 levels — without the suppression of endogenous GH that exogenous HGH causes.

What you get

Everything in your sermorelin kit

No surprises, no upsells. Each shipment includes everything you need to administer safely at home, plus full clinical support.

Compounded sermorelin

Sterile, multi-dose vials. Personalized and titrated by your provider.

Sterile syringes & needles

Pre-paired insulin syringes sized for subcutaneous injection.

Alcohol pads + sharps bin

Everything for safe, sanitary self-administration at home.

Direct provider access

Call or text your U.S.-licensed provider for dose adjustments, side-effect questions, and refills.

Discreet 2-3 day shipping

Insulated, temperature-controlled, plain packaging. Always free.

What the science actually shows

Sermorelin has 30+ years of documented clinical use as an adult GH-axis therapy. The numbers below come from peer-reviewed peptide and endocrinology literature, not marketing.

+SWS

Increased slow-wave (deep) sleep duration

↑ IGF-1

IGF-1 levels move toward optimal range over 12 wk

GH+

Supports your body's own growth hormone production

Customer reviewing her OPTML protocol on her phone

How it works

Start sermorelin in 4 simple steps.

Online assessment to first shipment in under a week. No in-person visits, no waiting rooms.

Get started →

Start your online visit

Answer a few questions about your health and goals, all online—no in-person doctor's office visit necessary.

Provider evaluation

A U.S.-licensed provider reviews your intake and prescribes the right protocol, if appropriate.

Personalized plan

Compounded sermorelin, syringes, and supplies arrive in 2–3 days. Dosing tailored to your goals.

Ongoing support

Message your provider anytime. Dose adjustments, refills, and questions handled in-app.

9:41

Question 1 of 12

What do you want to accomplish with OPTML?

Lose weight
Optimize hormones & recovery
Sleep & recovery
Optimize hormones

Start sermorelin in 4 simple steps

Start your online visit

Answer a few questions about your health and goals, all online—no in-person doctor's office visit necessary.
Provider evaluation
Personalized plan
Ongoing support

Get started →

No commitment. No insurance needed. See full eligibility & contraindications →

Transparent pricing. No surprises.

Compounded sermorelin, provider oversight via call or text, all supplies, and free shipping included.

Physician-directed care

A U.S.-licensed physician personally reviews every order before anything is prescribed.

U.S.-licensed physicians
Reviews every order
LegitScript Certified
503A pharmacy · USP <797>

Compounded sermorelin

One flat price.
Every dose.

Daily subcutaneous sermorelin, prescribed and titrated to your sleep and well-being goals. Your monthly price stays the same no matter what dose your provider lands on.

Compounded sermorelin vial
Ongoing clinical support
Sterile syringes & alcohol prep pads
Free 2-3 day discreet shipping
Cancel anytime · HSA/FSA eligible

From

$189 /month— cancel anytime

Or $499 every 3 months — flat retail at every dose.

Get started →

Daily subcutaneous, dosed to your response. Sermorelin is used to support deeper, more restorative sleep. Individual results vary.

Your monthly price includes everything.

Physician consultation, prescription, and ongoing medical oversight. No hidden fees. No separate membership. Just your optml protocol.

Monthly

$189/month— cancel anytime

Billed monthly. Cancel anytime.

Compounded sermorelin
Provider oversight via call or text
Syringes, needles & alcohol pads
Free 2-3 day shipping

Start at $189/mo

Best Value · Save $68

3-month supply

$499/3 months

One shipment, billed quarterly. Cancel anytime.

Compounded sermorelin
Provider oversight via call or text
Syringes, needles & alcohol pads
Free 2-3 day shipping

Start at $499 / 3 mo

OPTML High-Performer Protocol: compounded tirzepatide and sermorelin vials

Better Together

The High-Performer Protocol: tirzepatide + sermorelin.

GLP-1 for medical weight loss. GHRH peptide for sleep and GH/IGF-1 axis support. Patients pairing the two often report improved sleep and recovery.

Explore the High-Performer Protocol →

Sermorelin FAQs

No. HGH (somatropin) replaces growth hormone directly. Sermorelin is a GHRH peptide that stimulates your pituitary to release your own growth hormone in its natural pulsatile pattern. Cleaner safety profile, preserves your endogenous feedback loop, legal as a prescription compounded peptide.

Daily subcutaneous injection, taken at night before bed on an empty stomach. The timing is intentional: GH release naturally peaks during deep sleep, so dosing then amplifies your body's own pulse rather than creating an unnatural one.

Sleep depth often shifts within the first 1-2 weeks. Energy and overall well-being improve in weeks 3-6. IGF-1 markers usually move toward age-appropriate range over the first 12 weeks.

Common: mild injection-site reactions (transient redness), occasional warm flushing or vivid dreams in first nights. Less common: mild headache or fluid retention. Most resolve within the first 2-4 weeks.

Contraindicated in active malignancy, pregnancy, breastfeeding, or with severe untreated diabetic retinopathy. Full eligibility & contraindications →

Strongly recommended. Baseline IGF-1 and a basic metabolic panel give your provider a starting point and help dose calibration. The OPTML lab panel is offered as a separate add-on at member rates.

Yes — sermorelin is commonly prescribed alongside other protocols. It pairs especially well with tirzepatide (GH/IGF-1 support during GLP-1 weight loss), TRT (GH-axis and hormone support), and NAD+ (cellular energy + sleep). The High-Performer Protocol bundles tirz + sermorelin under one provider.

Insulated, temperature-controlled, plain packaging. Free 2-3 day discreet shipping. Vials are stable refrigerated; full storage and reconstitution instructions ship with each kit.

Flat $189/mo — compounded sermorelin, provider oversight via call or text, all syringes, needles, alcohol pads, sharps container, and shipping. Same retail at every dose tier. Lab panels are a separate add-on at member rates. Cancel anytime.

Sleep deeper. Recovery support. Feel sharper.