GHK-CU

GHK-Cu Peptides are a copper-binding peptide complex derived from human gastric sources. This tripeptide, known as glycyl-L-histidyl-L-lysine copper complex, plays a significant role in collagen remodeling and skin repair processes. By modulating gene expression, these peptides support wound healing and exhibit antioxidant and anti-inflammatory properties. Their primary applications focus on skin regeneration, tissue repair, and overall cellular health, making them valuable in wellness and cosmetic research protocols.

GHK-Cu at Peptides Costa Rica is priced at ₡36,800 for a 50mg vial and ₡46,000 for a 100mg vial, both in USD. The 100mg vial works out to $1.00/mg — 37.5% cheaper per milligram than the 50mg at $1.60/mg. With a 15% bulk discount on orders of five or more vials of the same size, five 100mg vials drop from ₡230,000 to ₡195,500. The 100mg vial alone qualifies for free Costa Rica shipping at ₡46,000.

The 100mg vial at $100 ($1.00/mg) offers significantly better per-milligram value than the 50mg at ₡36,800 (₡736.00 per mg) — a 37.5% lower cost per mg for just $20 more upfront. For any protocol requiring more than a single reconstitution or ongoing skin/collagen research, the 100mg is the practical default. The 50mg suits researchers who want a smaller initial quantity or are running a short, defined protocol.

GHK-Cu Peptides, in their lyophilized powder form, require careful storage to maintain stability. It is recommended to store them in a cool, dry environment, typically refrigeration or freezing, to preserve their efficacy. Proper laboratory handling involves using sterile techniques to prevent contamination during reconstitution, as these peptides are sensitive to environmental factors. Their stability is optimized when protected from light and moisture, ensuring reliable performance in research applications. Understanding these storage and handling practices is crucial for maintaining the integrity of GHK-Cu Peptides, facilitating their effective use in various scientific studies.

GHK-Cu and Glutathione both feature in skin-focused research but target different mechanisms. GHK-Cu is a structural repair peptide — it modulates gene expression to stimulate collagen and elastin synthesis, supports wound healing, and promotes hair follicle regeneration. Glutathione is an antioxidant — it neutralizes free radicals, inhibits melanin synthesis for skin brightening, and supports liver detoxification. Researchers focused on skin firmness, texture, and structural regeneration tend to study GHK-Cu; those focused on skin tone, pigmentation, and oxidative stress tend to study Glutathione. Both are available at Peptides Costa Rica — Glutathione 1500mg is priced at $100.

GHK-Cu and Epithalon are both studied in anti-aging research but address different biological targets. GHK-Cu works at the tissue and gene expression level — promoting collagen production, wound healing, and cellular repair with visible skin-focused outcomes. Epithalon targets cellular longevity at the chromosomal level through telomerase activation and telomere elongation, with research focused on replicative lifespan and circadian regulation. Researchers interested in skin-visible anti-aging effects tend to study GHK-Cu; those focused on cellular longevity and aging at the systemic level tend to study Epithalon. Both are available at Peptides Costa Rica — Epithalon 50mg is priced at ₡78,200.

GHK-Cu (glycyl-L-histidyl-L-lysine copper complex) is studied for collagen and elastin remodeling and skin repair; wound healing acceleration and scar reduction; hair follicle stimulation and scalp regeneration; antioxidant and anti-inflammatory gene expression modulation; and blood vessel formation support. Its broad gene-regulatory activity makes it one of the most versatile compounds in skin, regeneration, and anti-aging peptide research.

Orders inside Costa Rica are typically delivered within 2–4 business days. You'll receive tracking once shipped — no customs delays or import fees since everything is fulfilled domestically.