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National Institutes of Health, Office of Dietary Supplements

This page covers both, with the oral route first

Fish and Shellfish: Trout, salmon, tuna, and clams are excellent sources

The 5-amino-1MQ peptide has gained significant attention in metabolic research for its unique ability to increase intracellular NAD+ (nicotinamide adenine dinucleotide) levels by inhibiting the NNMT enzyme

Signs and symptoms of vitamin B12 deficiency signs may include: Weakness or fatigue Pale skin Appetite loss Weight loss Palpitations Numbness and tingling Poor concentration Infertility Depression Memory impairment Sore mouth or tongue Disturbed sleep Frequent infections What are the side effects of a B12 shot

Plain-English summary: 5-Amino-1MQ and AOD-9604 both target fat without touching appetite