l-carnitine daily mail Liquid 66.000 mg L-Carnitine can be a great

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After physical activity, it will help you restore normal muscle function

It also contains caffeine and an amino acid called L-theanine, which work together to improve mental alertness and concentration

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Some ways to help improve your sleep hygiene creating a sleep schedule, or a regular bedtime and wakeup time, even on the weekends avoiding nicotine in the hours before bedtime avoiding caffeine for 8 hours before bedtime avoiding beverages containing alcohol before bedtime, as they can affect your sleep quality avoiding eating large meals a few hours before bedtime completing all strenuous exercise a few hours before bedtime avoiding screens, such as televisions, cell phones, and other electronic devices, for 1 hour before bedtime taking a hot bath or shower before bed or using other relaxation techniques making your room dark and cool, if you can Learn more: How to improve your sleep hygiene As you get older, the muscles and tissues that support your eyelids weaken