Anecdotal · community-sourced
MK-677 (Ibutamoren)
Oral, potent, and hunger-forward. Sleep improves fast but so does appetite — many users gain fat if they don't restrain intake.
Daily oral, evening dose most common.
Sensitivity to hunger effect varies enormously.
- Nights 1–3Adjustment
Hunger and vivid dreams
Hunger spikes hard within 48 hours. Sleep deepens. Some report next-day lethargy.
- hunger
- vivid dreams
- morning grog
- Weeks 2–4Steady
Water + fullness
Noticeable water retention. Muscles look fuller. Scale weight rises regardless of fat status.
- water weight
- fuller look
- Month 2+Adjustment
Long-run tradeoffs
Sustained IGF-1 elevation is the goal. Insulin sensitivity can worsen — worth monitoring fasting glucose.
- —Fasting glucose creep is the #1 issue in long users
- —Ankle swelling = time to cycle off
These are anecdotes. They're synthesized from public community reports — reddit, forums, podcasts. Individual response varies enormously. Where clinical evidence exists, the evidence page for MK-677 (Ibutamoren) is the source of truth for dosing and safety.