igf 1 vs igf 1 lr3 Recombinant Human IGF-I/IGF-1 GMP Protein, CF 8335D-GMP: R&D Systems IGF-1-LR3 in Encino, CA |
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![product question] has anyone tried GHK-CU injections for skin care ( improving skin texture and reducing fine lines and wrinkles) and if so what were your results? My dermatologist suggested it but](https://i.redd.it/adeon28suh8f1.jpeg)












