TB-500 vs Syn-Coll
Side-by-side comparison of key properties, dosing, and research.
- Summary
- TB-500 is a synthetic fragment of Thymosin Beta-4, a naturally occurring peptide found in nearly all human and animal cells. It promotes cell migration to injury sites, accelerates tissue regeneration, and reduces chronic inflammation.
- Syn-Coll is a palmitoylated tripeptide (Palmitoyl Tripeptide-5) that mimics thrombospondin-1 to activate TGF-beta, the primary growth factor driving collagen synthesis in the dermis. It is one of the most mechanistically direct collagen-stimulating peptides in cosmetic formulations.
- Half-Life
- 2–3 hours
- Extended (lipid depot in stratum corneum)
- Admin Route
- SubQ, IM
- Topical
- Research
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- Typical Dose
- 2–2.5 mg
- 0.005-0.05% in formulation
- Frequency
- Twice weekly
- Once or twice daily
- Key Benefits
- Enhances muscle tissue regeneration
- Accelerates healing of wounds and injuries
- Reduces inflammation and pain
- Improves flexibility and mobility
- Promotes new blood vessel formation
- Supports hair growth and skin health
- May improve cardiac function after injury
- Systemic healing effect — works at distance from injection site
- Directly activates TGF-beta for potent collagen synthesis stimulation
- Increases dermal thickness and firmness
- Reduces depth of wrinkles and fine lines
- Improves skin elasticity
- Clinically validated in collagen induction studies
- Complementary to retinoids or vitamin C
- Side Effects
- Injection site discomfort
- Fatigue (rare)
- Headache (rare)
- Generally well-tolerated
- Rare mild irritation at high concentrations
- Possible sensitivity in individuals with inflammatory skin conditions
- Stacks With
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