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๐Ÿ’‰ IM or subcutaneous โ€” what's the difference? Both deliver medication, but where and how matters. โ€ข Intramuscular (IM): deep into muscle โ€” faster absorption (e.g. many vaccines, B12) โ€ข Subcutaneous (SC) Two notable exceptions, GHK-Cu and NAD+, remain permitted https://lookaside.instagram.com/seo/google_widget/crawler/?media_id=3901617503582879828 copper tripeptide Color:White

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