ghk cu wilson's disease contraindication Is GHK-Cu Safe? ghk-cu copper overload risk wilson's

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The sublingual frenulum area, the thin, vascular tissue connecting the underside of the tongue to the floor of the mouth, is the target

The FDA added it to Category 2 in 2023, then reversed that position in 2026 under political pressure not driven by new safety evidence

The Food and Drug Administration also hasnt approved it

The collagen synthesis stimulation represents GHK-Cu's most studied effect, with research showing increased fibroblast activity, enhanced collagen type I and III production, and improved dermal matrix organization during treatment periods