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If this proves correct, blood-brain barrier penetrance may be the wrong language for a real but poorly understood phenomenon, and compound design should target whatever route actually delivers these peptides to the relevant neurons
This means higher IGF-1 levels increase risk for certain cancers and make some more difficult to treat
Potential health benefits include supporting healthy aging, liver health, immune function, exercise recovery, and skin brightening
Most people experience only mild, temporary reactions after an injection
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