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The absorbance reading at 412 nm was measured at different time points to evaluate the stability of the product
What should a qualified buyer verify before ordering
First, the dose range of 2.5 to 10 mg per injection reflects the range used in clinical practice and early-phase research
It also performs a dual action that distinguishes it from simple collagen-boosting ingredients: it upregulates the matrix metalloproteinases (MMP-1 and MMP-2) that clear damaged collagen, while simultaneously upregulating tissue inhibitors (TIMP-1) that prevent excessive degradation [3]
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