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While NAD itself is not a peptide, the NAD peptide guide explores how these molecules interact with peptide-based neuroprotective strategies

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Clinical Pathobiochemistry of Vitamin B12

Related Products Sequence: 30-aa peptide Structure: Linear Formula: CHNO Ingrediants: Tyr-D-Ala-Asp-Ala-Ile-Phe-Thr-Gln-Ser-Tyr-Arg-Lys-Val-Leu-Ala-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Leu-Ser-Arg-Gln + DAC $59.00 Sequence: 29-aa peptide Structure: Linear Formula: CHNOS Ingrediants: Tyr-Ala-Asp-Ala-Ile-Phe-Thr-Asn-Ser-Tyr-Arg-Lys-Val-Leu-Gly-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Met-Ser-Arg $44.00

The companies making and selling them are generally difficult to track down or not based in the U.S., which means American authorities have little recourse to enforce standards for quality or legality