The skin benefit is promising according to your article and I will be documenting the results.
Magnesium : Often referred to as the relaxation mineral, magnesium can help improve sleep quality and help manage the effects of high stress levels
GHK-Cu is not approved by the FDA, EMA, or any other regulatory authority for any indication
Thymosin Beta-4 & Its Research Profile TB 500 , commonly sold as the Thymosin Beta-4 fragment , is a synthetic analogue derived from the naturally occurring protein Thymosin Beta-4 (T4) a 43-amino-acid protein found in virtually all human and animal cells
24 25 Research has linked glutathione to better metabolic health: Improving insulin resistance can help muscles use glucose more efficiently, which may reduce fatigue
Where it's most often discussed: Tissue repair and recovery models (especially tendons/ligaments and muscle) Wound healing and regenerative signaling Gut integrity and inflammation-related pathways Where it's not firmly established: Extensive, rigorous human studies designed to measure fat loss outcomes (fat mass, waist circumference, body fat percentage) That distinction matters