Our exclusive use patent for Thymosin beta 4 makes Jan Marini Transformation Face Cream the only solution capable of offering the advanced benefits gained by combining Transforming Growth Factor (TGF) beta 1, Thymosin beta 4, anti-aging peptides, and hyaluronic acid. TGF beta 1 combined with multiple anti-aging peptides helps to boost collagen and elastin for significant skin rejuvenation benefits while patented thymosin beta 4 helps the skin recover from daily damage and wear. Jan Marini Transformation Face Cream (Step 4) goes beyond simple hydration for immediately smoother skin with a silky softness. Be sure to also check out our Transformation Eye Cream.