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About product and suppliers:
        Alibaba.com offers 5,579 l-carnitine products. About 33% of these are animal pharmaceuticals, 30% are vitamins, amino acids and coenzymes, and 9% are auxiliaries and other medicinal chemicals. 

A wide variety of l-carnitine options are available to you, such as free samples, paid samples. 

There are 5,598 l-carnitine suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United States, and Thailand, which supply 95%, 1%, and 1% of l-carnitine respectively. 

L-carnitine products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 984 with ISO9001, 488 with Other, and 192 with GMP certification.