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Any perceived benefits may relate to correcting subclinical deficiencies rather than pharmacological fat-burning properties
B12 is Found Naturally in Animal Products Vitamin B12 is produced almost exclusively by bacteria and is concentrated in animal foods: beef and lamb (highest density), fish and shellfish (especially salmon, trout, clams), dairy, and eggs
The body produces a similar substance in small quantities to protect and heal the gut lining
Vitamin B12 has not been shown to cause any harm
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