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Research Insights Sleep and Circadian Regulation Studies suggest DSIPs role in improving sleep quality and structure, especially in individuals with chronic insomnia ( 1, 2 )

10.1016/S1875-5364(23)60429-7 135 LiY.DengX.XiongH.HuQ.ChenY.ZhangW.et al (2023b)

Yes, you can use them together, but caution is advised

Gene expression modulation: Experimental studies suggest the peptide may influence gene regulatory mechanisms involved in metabolic control, oxidative stress response, and cellular repair processes

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Use 1 to 2% concentrations rather than chasing the highest number