It would be ridiculous not to, she said
This page presents its documented protocol as research-use-only reference information, not a prescription
doi: 10.3390/nu10030349 Meta-analysis of double blind randomized controlled clinical trials of acetyl-L-carnitine versus placebo in the treatment of mild cognitive impairment and mild Alzheimer??s disease

Oral Administration Subcutaneous (SubQ) Injection Injected just under the skin, typically near the site of injury Best for targeted healing of tendons, ligaments, joints, and muscles Fast absorption and high local bioavailability Injection sites : Shoulder issues : Lateral deltoid, upper bicep Knee or patella tendonitis : Around the lower thigh or above kneecap Ankle or Achilles pain : Outer calf or above heel Elbow or wrist pain : Forearm or triceps area How to inject SubQ : Use an insulin syringe (2931G, inch) Pinch skin, insert needle at a 4590 angle Inject slowly, rotate injection sites daily Inject 12 inches away from direct injury to avoid tissue trauma Intramuscular (IM) Injection Less common, but can be used when injecting deeper tissues or larger muscles Administer into lateral deltoid, glutes, or vastus lateralis May increase discomfort
By 60, they've dropped to roughly 80 ng/mL