Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Injectable vs Topical

Subcutaneous injection reaches the deeper dermis and soft tissue where structural remodeling occurs. Topical application is an alternative for surface-level goals. Injectable (SC/intradermal) Deeper dermis, soft tissue Structural repair, thick scars, tissue qu

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  • Subcutaneous injection reaches the deeper dermis and soft tissue where structural remodeling occurs. Topical application is an alternative for surface-level goals.
  • Injectable (SC/intradermal)
  • Deeper dermis, soft tissue
  • Structural repair, thick scars, tissue quality
  • Extrapolated from wound studies
  • Topical (0.1–2%)
  • Epidermis, superficial dermis
  • Fine lines, texture, scar surface, maintenance
  • Multiple small cosmetic studies