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2026-05-19 · protocols

🌱 beginner peptide skin stack · the 'i've never done this' protocol

beginner peptide skin stack · the 'i've never done this' protocol

if u're brand new to peptide research, this is the lowest-risk lowest-cost protocol that still gives u real signal. one vial, one peptide, one route. u can run it for 8 weeks and decide if peptide-skincare is for u 💖

the protocol

vial · GHK-Cu 50mg lyo · reconstitute with 2mL USP-grade diluent → 25mg/mL.

syringe · 0.3mL insulin syringe (BD ultrafine).

dose · 0.04mL = 1mg subq · alternate L and R abdomen.

frequency · every morning for 8 weeks.

store · fridge, wrapped in foil.

what to expect week-by-week

week 1-2 · nothing visible. just establishing the injection routine.

week 3-4 · pores look smaller. first signal.

week 5-6 · skin looks calmer. less redness on bad days.

week 7-8 · fine lines softening. take a comparison photo against ur baseline.

common mistakes

dosing too high · GHK-Cu is bell-shaped. 1mg works, 5mg doesn't work BETTER, it works WORSE.

skipping the baseline photo · u'll never know if it worked without it.

stacking other actives the same day · isolate ur signal for the first 4 weeks.

buying from random vendors · CoA + lab name or skip.

quick answers

is this really safe for beginners?

subq injection at 1mg is the lowest-impact research protocol there is. if u're not comfortable with subq, run topical at 0.5% in a fragrance-free cream.

what if i don't see results at week 8?

either u didn't take a baseline photo (most common) or ur dose was too high. drop to 0.5mg, run another 8 weeks.

research reference

compound deep-dives on peppudex · evidence grades + mechanism + sources:

peppudex · ghk-cu

also in the diary

/blog/ghk-cu-skin

what i actually use 💖

source on peppu.studio →

research-use only · everything below is for laboratory use, not for human consumption · diary content reflects research-protocol logs, not medical advice 💖

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