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Función

Intervienen en la síntesis y degradación de carbohidratos, el metabolismo de ácidos grasos y aminoácidos, así como la respiración de los tejidos.

Carencia

Lesiones de la piel parecidas a quemaduras. Dermatitis, demencia y diarrea por pelagra.

Exceso

Los efectos negativos más potentes de este exceso son la toxicidad hepática y las molestias gastrointestinales que incluyen indigestión y nausea.

Dosis

19 mg/día

Nombre comercial

Niacina