L- , :
CPT1A is the most ubiquitously expressed isoform and is expressed mainly in the liver, whereas CPT1B is the muscle isoform and is highly expressed in the heart, skeletal muscle and brown adipose tissue
Falutz, J., Potvin, D., Mamputu, J., Assaad, H., Zoltowska, M., Michaud, S., Berger, D., Somero, M., Moyle, G., Brown, S., Martorell, C., Turner, R., & Grinspoon, S
Not body composition or metabolic rate
And they can also be further depleted by factors like poor nutrition, environmental toxins and stress, she says
Lancet 402(10402):613626 Jastreboff AM, Aronne LJ, Ahmad NN, Wharton S, Connery L, Alves B et al (2022) Tirzepatide once weekly for the treatment of obesity