Ibutamoren, also known as MK-677, is increasingly popular among bodybuilders, athletes, and those interested in anti-aging therapies. It mimics the action of the hunger hormone ghrelin, which in turn can significantly increase growth hormone levels in the body without the need for typical hormone injections.

What is Ibutamoren?

Ibutamoren is a non-peptide agonist of the ghrelin receptor and a potent, long-acting, orally-active growth hormone secretagogue. This means it stimulates the secretion of growth hormone but does it through a mechanism different from that of other growth hormone supplements or SARMs (Selective Androgen Receptor Modulators).

Benefits of Ibutamoren

Enhanced Muscle Growth: Ibutamoren boosts IGF-1 levels, which is essential in building muscle mass and strength. This is particularly beneficial for bodybuilders and athletes. Improved Sleep Quality: Users often report better sleep quality, which is crucial for recovery and overall health. Increased Bone Density: By increasing growth hormone levels, Ibutamoren can improve bone density, potentially reducing the risk of fractures in older adults. Potential Anti-Aging Effects: Higher levels of growth hormone may influence longevity and regeneration processes in the body.

Side Effects of Ibutamoren

Common Side Effects: These include increased appetite, mild lower extremity edema, and muscle pain. Potential Long-Term Risks: Long-term effects are still under research, but there could be concerns regarding insulin sensitivity and hormone balance. Guidelines to Minimize Side Effects: It is advisable to start with a lower dose to monitor body reactions and consult with a healthcare provider.

Dosage and Administration

Recommended Dosage: The typical daily dose is around 25 mg for adults. However, dosage might vary based on individual goals and health conditions. Tips on Timing and Cycling: Ibutamoren can be used in cycles, similar to other performance enhancers, with periods of intake followed by breaks. Importance of Medical Supervision: Always discuss with a health professional before starting any new supplement regimen.

User Experiences and Testimonials

Many users report significant gains in muscle mass and overall vitality, whereas some express concerns over potential side effects like increased hunger and slight edema.

Ibutamoren in Research and Medicine

Current research highlights its potential in combating growth hormone deficiencies, muscle wasting, and possibly even cognitive deterioration.

Comparison with Other Supplements

Unlike typical SARMs or steroid hormones, Ibutamoren does not affect testosterone levels, which can be a significant advantage regarding side effects.

Buying Guide for Ibutamoren

For those interested in purchasing Ibutamoren, it is crucial to choose reputable sources like UltraNutrio, which offers high-quality MK-677 here.


  1. Can women use Ibutamoren?
    • Yes, women can use Ibutamoren, but the effects can vary, and it should be done under medical advice.
  2. How long does it take to see results from Ibutamoren?
    • Some effects can be noticed within a few weeks, but optimal results often take several months.
  3. Does Ibutamoren affect natural hormone production?
    • Unlike anabolic steroids, Ibutamoren does not suppress the body’s own hormone production.
  4. Can Ibutamoren be used with other supplements?
    • Yes, it is often used in conjunction with other supplements, but consult a healthcare provider for a safe combination.


Ibutamoren offers significant benefits for those looking to enhance muscle growth, improve bone density, and potentially benefit from its anti-aging effects. However, like any supplement, it comes with potential risks and side effects. Responsible use, under medical guidance, is strongly advised to maximize benefits and minimize risks.

Call to Action

For more information and to purchase Ibutamoren (MK-677), visit UltraNutrio.