top of page
  • Erick A. Mosteller

Unveiling the Future of Skin Health: The B7-33 Peptide Breakthrough

Our skin, the body's largest organ, serves as a resilient shield against external threats while regulating temperature and providing sensory experiences. Yet, it is not immune to damages and diseases, ranging from wounds and infections to the inevitable processes of aging and, at times, cancer. The quest for effective and safe treatments to address these skin disorders and elevate skin health has led researchers to explore innovative avenues, with peptides emerging as a promising frontier in this endeavor.

Peptides: The Science Behind the Promise

Peptides, short chains of amino acids, play a crucial role in modulating biological processes within our bodies. They can act as hormones, neurotransmitters, growth factors, or enzymes, influencing specific receptors either on cell surfaces or inside cells. The beauty of peptides lies in their versatility; they can be synthesized and modified in laboratories to enhance stability, specificity, and potency.

Meet B7-33: A Synthetic Marvel

In the realm of peptide exploration, one captivating discovery is B7-33, a synthetic peptide

meticulously designed to mirror the activity of a natural body protein called thrombospondin-11. This protein, known for its involvement in cell adhesion, proliferation, and differentiation, is a key player in wound healing and tissue repair.

B7-33's Impacts on Skin Health

1. Accelerating Wound Healing:

  • B7-33 has demonstrated a remarkable ability to stimulate the migration and proliferation of skin cells, expediting the closure of skin wounds in animal models.

  • The peptide also enhances the formation of new blood vessels and collagen fibers in the wound area, crucial for effective tissue regeneration.

2. Reducing Inflammation:

  • Studies reveal that B7-33 reduces the expression of pro-inflammatory cytokines in skin cells and tissues.

  • By inhibiting the activation of NF-kappaB, a key regulator of the inflammatory response, B7-33 holds promise for addressing skin conditions associated with chronic inflammation.

3. Preventing Skin Aging:

  • B7-33 safeguards skin cells from oxidative stress, a major contributor to aging, by increasing the expression of antioxidant enzymes.

  • Additionally, the peptide boosts collagen and elastin expression, the main structural proteins in the skin, enhancing its strength and elasticity.

Research Origins and Future Frontiers

B7-33 is the brainchild of a dedicated research team led by Professor David Handelsman at Monash University in Australia. Synthesized in the early 2010s, the peptide was initially created to serve as a functionally selective agonist for the relaxin receptor 1 (RXFP1). This receptor, activated by the hormone relaxin and its related peptides, has far-reaching effects on blood pressure, kidney function, and heart protection.

Published in esteemed scientific journals like the Journal of Biological Chemistry and the Journal of Hypertension, the team's research underscores B7-33's unique mechanism and its potential in treating hypertension, kidney disease, and heart failure. Multiple patents have been filed, and a spin-off company, Relaxin Therapeutics, aims to commercialize these groundbreaking discoveries.

The Road Ahead: Caution and Promise

While B7-33 holds immense promise for skin health and beyond, it's crucial to approach its potential applications with caution. More research is essential to validate its safety and efficacy in humans, establish optimal dosages and delivery methods, and navigate regulatory approval processes.

As of now, the FDA has not approved B7-33 for any condition, emphasizing the importance of using it only under the supervision of qualified healthcare professionals. Athletes should be aware that B7-33 is prohibited by both the World Anti-Doping Agency (WADA) and the United States Anti-Doping Agency (USADA) due to its classification as a performance-enhancing substance.

Summary: A Glimpse into the Future

B7-33's journey from the laboratory to potential applications in skin health and beyond exemplifies the immense possibilities within the realm of peptides. As a field of research and development, peptides offer distinct advantages over conventional drugs, boasting higher specificity, lower toxicity, and easier synthesis. With ongoing modifications and optimizations, peptides, including B7-33, may pave the way for groundbreaking treatments, proving that the smallest compounds can make the biggest differences.

Erick Mosteller is a 35-year entrepreneur and business development consultant who is passionate about elevating critical understanding through effective information. Mr. Mosteller has degrees in ethnography, business administration, and International Marketing. Mosteller believes development of the rational mind and thoughtful training of the reactive mind is the key to long lasting happiness and understanding. Stay tuned for greater insights.

3,267 views2 comments


Rated 0 out of 5 stars.
No ratings yet

Add a rating
Dec 05, 2023
Rated 5 out of 5 stars.



Dec 05, 2023
Rated 5 out of 5 stars.


bottom of page