Copper Peptide (GHK-Cu) Rapid Plumping & Hydrating Serum with Hyaluronic Acid + Squalane

Biossance Copper Peptide (GHK-Cu) Rapid Plumping & Hydrating Serum with Hyaluronic Acid + Squalane is a decent serum with an overall score of 6.2/9.8. Positioned in the premium bracket, it takes a straightforward approach to skincare. The formula leads with Glycerin, Propanediol, Squalane — ingredients that support the skin barrier and moisture levels.

It performs well on hydration (6.7) and low irritation risk (9.5). On the flip side, active ingredient concentration is on the lighter side.

Is this right for you?

Great for

• ✓Sensitive skin — low irritation risk with a gentle formulation
• ✓Safety-conscious shoppers — clean formulation with minimal flags
• ✓Ingredient-aware buyers — transparent, well-documented formula

May not suit

• ⚠Those seeking potent actives — this leans more maintenance than treatment

Key ingredients

• ✶
  Glycerin

  Draws in moisture — #2 in the INCI list

• ✶
  Propanediol

  Draws in moisture — #3 in the INCI list

• ✶
  Squalane

  Softens and smooths — #4 in the INCI list

• ✶
  Sodium Hyaluronate

  Draws in moisture — #5 in the INCI list

• ✶
  Ectoin

  Works on your skin — #9 in the INCI list