Neurogan's Advanced GHK-Cu Repair Cream features an advanced formula with an improved 2400mg dosage to enhance skin elasticity. Our old face cream was white and only 2400mcg—now it’s blue and measured in milligrams. GMP-certified and made with high-quality, cruelty-free skincare ingredients. Hydrates deeply for a supple and vibrant complexion without leaving a greasy residue. Usage: 2400mg GHK-Cu in a 2oz jar. Apply to clean skin as part of your morning and evening routine.