Educational research only. The compounds discussed here are not approved by the FDA, EMA, MHRA, TGA, or Health Canada for human therapeutic use. They are research chemicals. Nothing on this page is medical advice. You must be 18+. Consult a licensed healthcare professional before acting on anything you read. Full disclaimer →
Melanotan I 激活 MC1R(主要)与 MC4R 受体。在皮肤黑色素细胞中,MC1R 激活促进真黑色素合成,提供 UV 防护。其作用比 Melanotan II 更具选择性。
与 MELANOTAN II 的关键区别
Melanotan I(Afamelanotide) 与 MELANOTAN II 在多个维度可能存在差异:(1)作用机制——受体类型、信号通路;(2)剂量与给药频率——半衰期影响给药方案;(3)证据基础强度——RCT 数据 vs 动物模型;(4)副作用谱——不同机制产生不同副作用;(5)成本与可获得性;(6)监管状态。具体差异取决于比较的化合物。
Melanotan I 对皮肤黑色素细胞的选择性使其副作用谱比 Melanotan II 更优。常见副作用包括恶心、头痛、疲劳。
实际应用情境差异
Melanotan I(Afamelanotide) 与 MELANOTAN II 可能在不同情境下各有优势:(1)短期 vs 长期应用——半衰期与受体下调影响;(2)特定亚群——年龄、性别、合并症影响响应;(3)可获得性——批准状态、配方药房可用性、采购渠道;(4)个体响应——遗传变异、伴随因素影响哪种化合物更合适。
Below are the two vendors we recommend for research peptides — both publish independent third-party Certificates of Analysis (COAs) and ship internationally. Affiliate links: we earn a small commission at no extra cost to you (see Affiliate Disclosure).