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Symptoms of Vitamin B-12 Deficiency Fatigue and Weakness Low Moods Low Concentration Level Loss of Appetite Constipation Poor Memory Foods Rich in Vitamin B-12 Beef and chicken liver Wild-caught fish such as salmon, trout, and tuna Grass-fed beef and lamb Pasture-raised poultry Organic dairy products like milk and yogurt Who Is Most Likely to Have a Vitamin B-12 Deficiency

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Control Groups: Vehicle control NAD+ precursor supplementation (NR, NMN) for comparison NNMT overexpression models (opposite phenotype) Mechanism Investigation: Key research questions: Are effects mediated primarily through NAD+ elevation

Kisspeptin-10 Hormone Balance, Fertility and Libido Support Kisspeptin-10 naturally stimulates the release of key reproductive hormones, including LH and FSH, by activating the hypothalamic-pituitary-gonadal (HPG) axis