Overview
Ibutamoren, code MK-677, is an oral compound that mimics the hunger hormone ghrelin and makes the pituitary release growth hormone. It is not a SARM, though it is often sold beside them.
This listing is Genetix Pharma Mk-677 (Ibutamoren) (10 mg · 677 tablets), photographed as we ship it and priced in Canadian dollars.
How it works
Ibutamoren activates the ghrelin receptor, raising growth hormone and IGF-1 for most of the day after one oral dose. It also increases appetite and can reduce insulin sensitivity.
Clinical reference
There is no approved dose. Clinical studies in older adults and growth-hormone-deficient patients used 25 mg a day.
Reference information from product labels and clinical literature only. It is not a recommendation or dosing advice for you; any use should be set and monitored by a doctor.
Measuring calculator
Type the amount from your prescription or clinician; the calculator only converts it. It does not suggest how much to take.
Combinations and interactions
- Raises blood sugar, which matters for anyone on diabetes medicines.
- Its effect on IGF-1 adds to that of growth hormone or other secretagogues.
Risks and side effects
- Blood sugar. Higher fasting glucose and insulin resistance.
- Appetite and fluid. Increased hunger and mild water retention.
- Heart failure concerns. A trial was stopped early over heart-failure signals in a frail population.
Do not use it if you are under 18, pregnant, have diabetes, heart failure or active cancer.
Bloodwork to discuss with your doctor
- Fasting glucose and HbA1c
- IGF-1
Peer-reviewed papers behind the facts on this page, each linked to its PubMed record.
Chemistry

Research
Storage and handling
Keep the bottle tightly closed at room temperature, away from moisture, heat and children. Do not move tablets into unlabelled containers.
Canadian legal status
This compound is not an approved drug in Canada. Health Canada has warned consumers about unauthorised products of this type, and it is prohibited in tested sport.
FAQ
Is MK-677 a SARM?
No. It is a growth-hormone secretagogue.
Why does it increase hunger?
It acts on the same receptor as ghrelin, the hunger hormone.
What strength are the tablets?
Bottles here list 10 mg per tablet.
How fast will it reach me?
Orders leave Vancouver by Canada Post Xpresspost and the tracking number arrives within 72 hours of your e-Transfer. Most provinces receive parcels 1 to 6 business days after that; the territories can take up to 10. Xpresspost is free on orders over $300, and a lost or seized parcel is reshipped at no charge.
Reviews
4.0 out of 5 from 1 review by customers.
1 review for Mk-677 (Ibutamoren) – Genetix Pharma 10mg Mk-677 Tablets (50 Count)
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Jason (verified owner) –
Steroids Canada (store manager) –
Thanks for the four stars on the MK-677, Jason. Let us know if anything could have been better.