Buy YK-11 and MK-677 Value Pack | Myostatin Inhibitor + Growth Hormone Research Stack

Buy YK-11 and MK-677 value pack — a dual-compound research combination pairing YK-11, a steroidal selective androgen receptor modulator (SARM) often studied as a myostatin pathway inhibitor, with MK-677 (Ibutamoren), a growth hormone secretagogue acting on the ghrelin receptor pathway. Each batch is tested to 99%+ purity via HPLC and verified with third-party COA documentation.

This stack is frequently explored in research models examining skeletal muscle signaling, muscle growth regulation pathways, and endocrine system interactions involving GH and IGF-1 modulation.

Research Overview

YK-11 is a synthetic steroidal SARM studied for its unique interaction with androgen receptor signaling and potential influence on myostatin-related pathways. MK-677 (Ibutamoren) is a non-peptide ghrelin receptor agonist that increases growth hormone and IGF-1 levels in research models.

When studied together, these compounds are evaluated for their complementary mechanisms — YK-11 influencing muscle growth regulation pathways, and MK-677 modulating systemic growth hormone secretion.

Quality Standards

• 99%+ purity verified via HPLC testing
• Mass spectrometry identity confirmation
• Third-party batch-specific COA
• Heavy metal & microbial screening
• Research-grade laboratory synthesis

Interlinking Resources

• RAD-140 for Sale – Testolone SARM
• MK-677 for Sale – Ibutamoren GH Secretagogue
• MK-2866 (Ostarine) for Sale
• PubMed: YK-11 Research
• PubMed: MK-677 Studies
• NIH: Myostatin & GH Pathway Research

Research use only. Not for human consumption.