Yes, it is generally considered safe to take these two supplements together
Research has identified GHK-Cu effects on over 4,000 genes
And some of it is valid
The "minimal initial benefit" group (approximately 5-10% of users) reported limited improvements during treatment making discontinuation effects irrelevant, typically explained by inadequate product quality with degraded or low-concentration GHK-Cu, inappropriate application technique reducing absorption, unrealistic expectations exceeding what any topical can achieve, severe underlying pathology requiring medical intervention beyond cosmetic peptides, or individual non-responsiveness to copper peptide treatment for genetic or physiological reasons
In patients with ALF of unknown etiology (i.e., lack of a definitive diagnosis despite laboratory testing), up to 18 % of samples were shown to have toxic levels of adducts (Davern et al
TB-500 (10mg) is a 43-amino-acid synthetic fragment of thymosin beta-4, a protein expressed in nearly all animal cell types