Yes, it is generally safe. This supplement contains L-carnitine and Coenzyme Q10. L-carnitine helps transport fatty acids into your cells to be burned for energy, which can support your fitness goals. However, its direct impact on fat loss is modest and works best alongside a consistent exercise routine and a calorie-controlled diet. While taking it post-workout is fine, L-carnitine is actually absorbed better by your muscles when taken with a carbohydrate or protein-rich meal, either before or after your workout. Always consult a doctor before starting new supplements to ensure they are right for your body.