l carnitine benefits best time to take When to Maximise Your Shredding and Beyond – BSc Supplements How can L-Carnitine help in

In its off-label use for anti-aging or bodybuilding, it is used in doses of 200 to 300 g taken subcutaneously 2-3 times per day due to the short half-life

(Source 1) Genetics, age, health status, and lifestyle factors influence the body's ability to generate glutathione and recycle used glutathione back into its active form

It is also important to consider the fact that the bioavailability of L-carnitine and acylcarnitine derivatives administered orally is low (~10-20%) (see Metabolism and Bioavailability)

Yes, following up with a moisturizing lip balm or treatment can help seal in the benefits of the serum and keep your lips hydrated