l-carnitine vegan sources – Swanson Vitamins animal sourced). L-Carnitine 3000 Liquid Blue Raspberry

NAD+ injections are most often dosed150-400mg at our Edmonton office

(so knowing youd have to refinish your floors in a few years, doesnt make much sense, looking at it from a cost perspective)

Folate and its Dietary Sources Folate is a water-soluble vitamin involved in the synthesis of amino acids and nucleotides, and is essential for the body, particularly during anabolic periods of growth and development

doi: 10.1038/s41569-020-00435-x 181 TsilingiriK.RescignoM

Avoid Overdosing The peptide functions through receptor pathways, which means higher doses do not accelerate improvement

But they're relatively easy and less expensive, and you can start there