glutathione is a protein synthetase/GSS Protein, Human (His) Homocysteine and methionine are key

A: Yes

When the patch was applied, it had 20 mg of dose of GHK-Cu

Heart failure with preserved ejection fraction (HFpEF) accounts for approximately half of all heart failure cases, with patients bearing a high symptomatic burden and physical limitations that impact their daily lives

Glutathione liquids are more expensive than powders or capsules, but they also tend to be of higher quality

How will i bill this out

Visual signs of degradation Injectable GHK-Cu changes: Clear to cloudy (bacterial growth or precipitation) Color change (bluish, greenish tint from copper oxidation) Particles floating in solution Separation or settling Topical serum changes: Darker color (oxidation) Layer separation Texture changes (thicker or thinner) Crystallization Powder changes: Color darkening Clumping (moisture absorption) Greenish or bluish tint Loss of fine powder consistency Smell and texture changes Off odors: Metallic smell intensifying (some metallic odor is normal for copper peptides) Sour or rancid smell (bacterial contamination or lipid oxidation in serums) Any unusual smell different from when first opened Texture issues: Serum becoming grainy Unusual thickness or thinning Sticky residue Separation that doesn't re-mix Effectiveness loss Signs of reduced potency: Reduced healing speed (injectable) Less visible skin improvement (topical) Need to use more product for same effect Complete lack of expected results When in doubt: Discard and get fresh product