GHRP-2 Acetate

GHRP-2 Acetate (Growth Hormone Releasing Peptide-2) is a synthetic ghrelin mimetic — meaning it mimics the hunger hormone ghrelin but focuses on its GH-releasing effects. It produces a rapid, powerful pulse of growth hormone, usually peaking within 30 minutes. Supplied as lyophilized powder with ≥98% purity (HPLC-verified).

How It Works

GHRP-2 activates the ghrelin receptor (GHS-R1a) in the pituitary and hypothalamus. This triggers GH release through a different mechanism than GHRH peptides like CJC-1295 — meaning you can combine them for additive or synergistic GH pulses.

Research Data

• Rapid GH increase: Research shows a 7-15 fold increase in serum GH levels within 15-30 minutes of administration. The pulse is fast and powerful.
• Dose-dependent: Higher doses produce larger GH peaks, with a clear dose-response curve in research subjects.
• Appetite stimulation: Stronger ghrelin activation than GHRP-6 — if appetite increase is part of your research parameter, GHRP-2 is the most effective option.
• Combination synergy: When combined with GHRH analogues (like CJC-1295), the GH response is greater than the sum of both alone — a synergistic effect well-documented in endocrine research.
• Cortisol and prolactin: At higher doses, GHRP-2 can mildly increase cortisol and prolactin — relevant parameters for endocrine research.

Research Applications

• Ghrelin receptor (GHS-R1a) pharmacology
• Acute GH pulse induction studies
• Appetite regulation and ghrelin signaling
• Combination secretagogue synergy research

Product Specifications

• Purity: ≥98% (HPLC)
• Form: Lyophilized powder
• Solubility: Reconstitute in sterile bacteriostatic water

Storage & Handling

• Store lyophilized peptide at -20°C, protected from light and moisture.
• After reconstitution, aliquot and store at -20°C. Avoid repeated freeze-thaw cycles.

Disclaimer: This product is intended exclusively for laboratory and research purposes. It is not a drug, dietary supplement, or food product. Not for human or veterinary use.

What the Internet Says

This is what online communities discuss about this compound. Not medical advice, not a recommendation — just what people are saying. For laboratory research use only.

Community Buzz

GHRP-2 is the “stronger GHRP” — harder-hitting than both Ipamorelin (gentle and clean) and GHRP-6 (famous for extreme hunger). The community’s shorthand: “GHRP-2 = gains, GHRP-6 = food.” When combined with a GHRH like CJC-1295 (no DAC), it produces the strongest non-HGH GH stack available — bodybuilders rank it as the most potent peptide combo for lean mass accumulation. Users feel it working: within 30 minutes, a distinctive head rush, flushing, and pressure behind the eyes signals a massive GH pulse. But the power comes with a price: GHRP-2 reliably elevates cortisol and prolactin — the community’s #1 complaint. Users report water retention, nipple sensitivity/puffiness, mood swings, and sleep disruption if dosed too late. The workaround: Vitamin B6 (P5P, 200-300mg/day) to manage prolactin, strict cycling (5 days on / 2 days off), and never dosing after 6 PM.

Why People Are Interested

• Strongest GH pulse of any GHRP. A single 100mcg injection produces a sharp, high-amplitude GH spike. You can literally feel it working through the flush and head rush.
• Real lean mass gains when stacked with a GHRH. Combined with CJC-1295, this is considered the most potent non-HGH anabolic peptide combination — comparable to low-dose HGH.
• Moderate hunger (less than GHRP-6). You’ll get hungry, but it’s controllable — enough for a meal but not the “eat the fridge” intensity of GHRP-6. This makes it the preferred cutting GHRP.
• Recovery noticeably improves. Faster bounce-back between workouts, reduced DOMS — the recovery effects are more pronounced than with milder secretagogues.

Popular Combinations

• GHRP-2 + CJC-1295 (no DAC): THE body recomposition stack. 100mcg of each, 2-3x daily. Strongest non-HGH peptide combination for muscle gain.
• GHRP-2 + Sermorelin: Milder version — strong GH pulses with Sermorelin’s gentle GHRH baseline.
• GHRP-2 + P5P (Vitamin B6): Not a peptide stack but a critical supplement pairing — P5P manages GHRP-2’s prolactin elevation to prevent gyno and mood issues.

⚠️ Sourced from public forums (Reddit r/Peptides, r/Biohackers), bodybuilding communities, and peptide blogs. Cortisol and prolactin elevation is GUARANTEED — the defining side effect. Prolactin-induced gyno (nipple sensitivity) is a real concern at higher doses. Strict cycling (5 on/2 off) is universally recommended to prevent receptor desensitization. GHRP-2 is approved in Japan as a diagnostic (GHRP Kaken 100), giving it some regulatory legitimacy. Community protocols are experimental. This information is for awareness only.