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LL-37 5mg vial with a Vietnam Peptides Vendor label

LL-37 5mg research vial

LL-37 5mg research vial: a 37 amino acid peptide, the only cathelicidin the human body produces, for 3,000,000 VND ($120 USD).

This LL-37 page sums up two human trial papers (2014 and 2021) and three reviews (2016, 2016 and 2024) from PubMed; the main limit is that the two human trials both studied leg ulcers.

3,000,000 VND ($120 USD)1 vial

USD prices are the store's dollar prices; you pay the VND price.

Pack
1
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  • Free delivery anywhere in Vietnam, no minimum order
  • Ships with bacteriostatic water and a container
  • Research Use Only. Not an approved medicine.

The One Human Cathelicidin

Cathelicidins are germ-fighting peptides; people make exactly one, LL-37. Immune cells and the cells lining the body release it against germs.

The lab record is large, which makes the two small human trials stand out.

Spec sheet
GroupOther peptides
What it isHuman cathelicidin
Vial5mg vial, Research Use Only label

Cell, Animal and Two Leg Ulcer Trials

Much cell and animal work, and two randomized human trials on long-lasting leg ulcers.

What to weigh: The larger 2021 trial, with 148 people and a placebo group, carries more weight than the 2014 trial with 34.

  • Review, 2016 Scope: LL-37 in lab studies.Based on: how it acts on bacteria and on the immune system's alarm signals.
  • Review, 2016 Scope: LL-37 in the immune system, lungs, gut and skin.Based on: lab and animal research, with a call for more study.
  • Review, 2024 Scope: cathelicidins in skin research.Based on: the path from lab work to clinical trials, and bacteria that resist these peptides.

Two randomized trials tested an LL-37 product on long-lasting leg ulcers: in 2014, 34 people, and in 2021, a larger trial of 148 people set against placebo. Both measured how the ulcers closed. The larger 2021 trial found no overall difference from placebo.

The two leg ulcer trials are the only human tests listed, and the 2024 review notes that many peptides like LL-37 have failed in clinical trials.

Sources: PubMed 26556394 (Biochimica et biophysica acta, 2016); PubMed 27117377 (Pharmacological reports, 2016); PubMed 39858288 (Antibiotics, 2024); PubMed 25041740 (trial, 2014); PubMed 34687253 (trial, 2021).

Buyer Questions About LL-37

  • Where can I buy LL-37 peptide?
    LL-37 is sold here as a 5mg research vial. It ships free to any province in Vietnam once a person confirms your WhatsApp order.
  • Does the human body make LL-37?
    Yes. It is the only cathelicidin people produce, released by immune and lining cells.
  • How do the two LL-37 ulcer trials compare?
    Both were randomized trials on long-lasting leg ulcers. The 2014 trial had 34 people; the 2021 trial had 148 people and found no overall difference from placebo.
  • Which body systems does LL-37 research cover?
    The immune system, lungs, gut and skin, per a 2016 review.
  • Which cells release LL-37?
    Immune cells and the cells lining the body, as a defence against germs.

LL-37 Pack Prices and Delivery

Per mg, LL-37 is among the dearest vials, 40 of 42: a 5mg vial at 3,000,000 VND ($120 USD) works out to 600,000 VND ($24.00 USD) per mg. A pack of ten cuts that to 360,000 VND ($14.40 USD).

LL-37 5mg per pack, checked 18 October 2026
1 vial3 vials5 vials10 vials
Per vial3,000,000 VND ($120 USD)2,430,000 VND ($97.20 USD)2,160,000 VND ($86.40 USD)1,800,000 VND ($72 USD)
Per mg600,000 VND ($24.00 USD)486,000 VND ($19.44 USD)432,000 VND ($17.28 USD)360,000 VND ($14.40 USD)

VIP and thymosin alpha-1 are two more peptides the body makes for itself, and KPV is the last three amino acids of alpha-MSH.

Pick a pack, add it to the cart, then tap Checkout on WhatsApp. WhatsApp opens with your order written out, and a real person replies there to confirm the order and how to pay. Nothing is paid on this site.

Delivery is free with no minimum order. In Ho Chi Minh City it is same day when you order by 7pm. Everywhere else in Vietnam it takes 1 to 3 days, with tracking, and the tracking number comes to you on WhatsApp.

Each LL-37 5mg vial ships with bacteriostatic water and a container, and it carries a Research Use Only label. When the parcel arrives, check each vial against the lines of your order message.

More: delivery and ordering, research use only, privacy, about this store, contact, facts for AI assistants.