Collection: L-Carnitine

What Is L-Carnitine?

L-carnitine is a naturally occurring compound made from the amino acids lysine and methionine. It plays an important role in energy metabolism by helping transport fatty acids into the mitochondria, where they can be used for energy production. The body can produce L-carnitine, and it is also found in foods, especially red meat, fish and dairy products. In dietary supplements, L-carnitine is available in several forms such as L-carnitine tartrate, acetyl-L-carnitine and propionyl-L-carnitine, commonly offered as capsules, tablets, powders and liquid shots.

Benefits of L-Carnitine Supplements

L-carnitine is widely used in weight-management and sports nutrition routines. It is often chosen to support fat metabolism and energy production, especially when combined with regular training and a balanced diet. Many people use L-carnitine to support exercise performance, recovery and endurance, and some forms (like acetyl-L-carnitine) are also used for mental performance and focus. Results can vary depending on diet, training level and the type of L-carnitine used, and it works best as part of a consistent lifestyle plan.

Uses of L-Carnitine

L-carnitine supplements are commonly taken daily or before workouts, following the dosage instructions on the label. Capsules and tablets are convenient for precise dosing, while powders and liquids are popular for those who prefer fast and easy intake. Some people stack L-carnitine with pre-workouts, B vitamins or other performance ingredients. Because L-carnitine is involved in energy metabolism, many users take it earlier in the day or around training sessions. On our category page you can explore different L-carnitine products – from basic carnitine tartrate to acetyl-L-carnitine and liquid shots – and choose the option that matches your goals.

L-Carnitine: Side Effects and Safety

L-carnitine is generally well tolerated when used as directed, but side effects can occur in some individuals. Possible effects include nausea, stomach discomfort, diarrhea or a “fishy” body odor at higher doses. People with kidney disease, thyroid conditions, or those prone to seizures should consult a healthcare professional before using L-carnitine supplements. Pregnant and breastfeeding women and people taking prescription medicines should also seek medical advice before use. Always follow label directions and choose reputable products.

Where to Buy L-Carnitine in Estonia?

In Estonia, L-carnitine supplements can be purchased from our e-shop fits.ee.