Linda C.
June 22, 2026
used two other places before this, way more consistent here. shipped fast, no customs holdups
GLP/3 (R)
COA Verified
Every lot of GLP/3 (R) is released only after third-party HPLC purity (≥ 99 %), mass-spec identity confirmation and LAL endotoxin testing. The full Certificate of Analysis for your lot ships with the vial.
Released · In stock at the U.S. facility
In stockShips today2–5 day U.S. delivery
What research shows
- ≥ 99 % HPLC purity — verified by a third-party lab on every lot
- U.S. synthesis — made & tested in Carlsbad, California
Why Puripep: ≥99% HPLC verified · LAL endotoxin <10 EU/mg · third-party CoA per lot · ships in insulated packaging · 2–5 day U.S. delivery
The science behind it
GLP/3 (R) is supplied as a lyophilized research peptide.
Storage & reconstitution
Store the lyophilized vial at −20 °C (long term) or 2–8 °C (short term, up to 30 days). Reconstitute with bacteriostatic water at the working concentration. After reconstitution, store at 2–8 °C and use within 28 days.
Quality & release standards
Each lot is released only after passing: HPLC purity ≥ 99 %, mass-spectrometry identity confirmation, and LAL endotoxin < 10 EU/mg. Certificate of Analysis (CoA) issued per lot. U.S. synthesis (Carlsbad CA).
Research Use Only — GLP/3 (R) is sold for in-vitro laboratory research and authorised professional use. Not for human or animal consumption. Not a medicinal product, supplement, food additive, or cosmetic. Customers represent they are a qualified researcher, laboratory, or institution.
- ≥ 99 % HPLC purity
- CoA on every vial
- U.S. warehouse · flat $14.99
Available doses 5 mg | 10 mg | 20 mg | 30 mg | 60 mg
Reviews
4.7264 customer reviews
5★201
4★55
3★8
2★0
1★0
Andrew Foster✓ Verified owner
June 20, 2026
box showed up a little beat up but the vial inside was ok. shipping took over a week
Anonymous✓ Verified owner
June 19, 2026
showed up in perfect condition, nothing to flag
Michelle B.✓ Verified owner
June 19, 2026
box was neat and tight. real happy 😂
Sierra W.✓ Verified owner
June 17, 2026
box looked clean when it landed 🙌
Sarah L.
June 17, 2026
solid overall, shipping was just a touch slow
Madison D.
June 15, 2026
took 4 days to get here, longer than they list. product's fine but my email confirmation lagged a few hours.
Jordan R.✓ Verified owner
June 15, 2026
went from order to shipped really fast
