"A moment for your skin. A ritual for yourself."
- Kelly Brogan MD
SMOOTH (1 oz)
$72.00
Quantity
KEY INGREDIENTS
Argireline / Acetyl Hexapeptide-3
Studied in neurotransmitter inhibition models and facial muscle contraction pathways, especially in relation to expression-line research.
Matrixyl 3000
A palmitoyl peptide complex studied for its role in collagen I, III, and IV synthesis and extracellular matrix remodeling signaling.
SNAP-8
An octapeptide studied as an extended analogue of Argireline and explored in wrinkle-depth and expression-line research models.
GHK-Cu / Copper Peptide
Studied for its role in collagen and elastin synthesis, metalloproteinase modulation, antioxidant signaling, inflammatory response, and skin remodeling pathways.
Syn-Coll
A palmitoyl tripeptide studied for its ability to stimulate procollagen synthesis and collagen production pathways in dermal fibroblasts.
Syn-Tacks
A dipeptide complex studied for its role in supporting dermal-epidermal junction integrity and adhesion molecule expression in skin models.
Hyaluronic Acid
Studied for water retention, hydration, and extracellular matrix support in skin tissue.
Vitamin B5 / Pantothenic Acid
Studied in wound-healing and skin barrier repair models, including fibroblast proliferation and migration.
HOW TO USE (Serum)
- Apply 1–2 pumps to clean, dry skin.
- Use on face and neck.
- Allow to fully absorb before applying any additional skincare or makeup.
- Use as part of your morning or evening skincare routine.
For external use only. Avoid contact with eyes. Discontinue use if irritation occurs.
HOW TO USE (Cream)
- Apply a small amount to clean, dry skin.
- Use on face and neck.
- Massage gently until absorbed.
- Use as part of your morning or evening skincare routine.
For external use only. Avoid contact with eyes. Discontinue use if irritation occurs.
"A moment for your skin. A ritual for yourself."
Every peptide is independently tested to confirm identity and integrity, with verifiable Certificates of Analysis available for transparency.
Fast Shipping
- Kelly Brogan MD
Proactive Support
Our team is here to provide knowledgeable, responsive support, before and after your order.
The statements made within this website have not been evaluated by the Food and Drug Administration. The products we offer are not intended to diagnose, treat, cure, or prevent any disease.
The peptides sold on this website are intended for research use only, unless prescribed by a licensed physician. The buyer is responsible for adhering to all local laws and regulations. KB Beauty Backroom is not a pharmacy and does not provide medical advice or prescriptions.
Consultations are offered in partnership with independent providers. Always consult with a healthcare provider or medical professional before starting any peptide-based treatment.
The information provided on this website is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
Ingredient descriptions are provided for educational context and reflect research literature on individual components. No claim is made that the finished product produces any specific medical or cosmetic outcome.
If you have questions or concerns about your health, please talk to your doctor.
© 2026, KB SKINCARE. All rights reserved.