Repair & Glow Peptide Therapy in Chicago BPC 157 + TB 500 + GHK Cu at Better Med Spa GHK Cu Peptide Therapy Brea, CA Orange County Why is the injection site painful after administering GHK Cu (Glycyl L Histidyl L Lysine Copper) 2mg mixed with normal saline? Injectable Peptides: Out of the Back Alley and Into the Light? Berkley Lifesciences Amazon.com: Neurogan GHK Cu Copper Peptide Hair & Scalp Serum 2400mg, 4% Copper Peptides Fast Absorbing, Water Based Formula for Hair Softness & Shine Cosmetic Dry Scalp Moisturizer Spray, Made in USA : GHK CU, Why this audio? Because injecting feels like a constant wasp sting so it takes me about 15 seconds to pin .2 mL. I dread this shot every night for that reason. Also, it leaves me bruised, so I