Injectable fillers changed everything
Copper tripeptide has been shown to increase messenger RNA production for collagen, elastin, proteoglycans, and glycosaminoglycans in fibroblasts

Pen Dosage Chart Dosage & Protocols Variations Standard Research Protocol Dose: 0.5 1 mg (variant 5 + 5 mg pen = 1020 clicks / variant 10 + 10 mg pen = 510 clicks) Duration: 4 6 weeks Frequency: 1 daily Cycle Interval: 4 week rest Goal / Description: Basic tissue recovery support model Enhanced Regeneration Protocol Dose: 1 1.5 mg (variant 5 + 5 mg pen = 2030 clicks / variant 10 + 10 mg pen = 1015 clicks) Duration: 8 12 weeks Frequency: Every other day Cycle Interval: 4 week rest Goal / Description: Designed for extended regenerative studies, emphasizing vascular and muscular adaptation Post-Load Model Dose: 2 mg (variant 5 + 5 mg pen = 40 clicks / variant 10 + 10 mg pen = 20 clicks) Duration: 2 4 weeks Frequency: 1 daily Cycle Interval: 2 week rest Goal / Description: Applied in post-strain or high-load experimental recovery Biohacker Protocol Dose: 0.5 mg (variant 5 + 5 mg pen = 10 clicks / variant 10 + 10 mg pen = 5 clicks) Duration: Continuous Frequency: 5 weekly Cycle Interval: 2 week rest Goal / Description: Experimental long-term maintenance design emphasizing consistent angiogenic response Possible Side Effects The BPC-157 & TB-500 blend, as research peptides involved in regeneration, may elicit side effects in experimental models, mainly at injection sites or systemically

You may want to skip if you have dry or sensitive skin as the formula could be too harsh
10.1046/j.1471-4159.2001.00096.x J
Katsuda Y, Kenmochi Y, Maki M, Sano R, Toriniwa Y, Ishii Y, Miyajima K, Kakimoto K, Ohta T