21+ laboratory research · COAs on the product pages · ships from the U.S.
Research peptides with real prices and real COAs.
Shop GLP-1SG, GLP-2TZ, GLP-RT3, BPC-157, and Reconstitution Solution. See the price, the amount, and the COA before you add anything. Free standard shipping at $300.
- GLP-RT3 20 mg · $84.99
- GLP-2TZ 15 mg · $64.99
- GLP-1SG 15 mg · $54.99
- BPC-157 10 mg · $39.99
- Reconstitution Solution 10 mL · $9.99
- Plus more →
Cash App, Apple Cash, Zelle, or Venmo. Not for human or veterinary use.
BLUE COLLARPEPTIDESRESEARCH MATERIAL
Blue Collar Rewards
Slide it. See what this order would earn.
1 point per eligible $1. Every 100 points is $5 off. Perks stack on what you pay for the merchandise, after the forever BOGO and reward dollars, before tax and shipping.
$1 1 point100 $5 offJoin free
Points200
Ready to redeem$10 off
Next perk$100 to go
At $200 you unlock complimentary 10 ml reconstitution solution.
Most-ordered research materials
Start with the ones people actually buy.
GLP-RT3, GLP-2TZ, GLP-1SG, BPC-157, and more. Price and COA sit on every card.
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Testing you can open
A purity number is not the whole story.
When a report is available, you can check HPLC purity, content mass, and LAL endotoxin screening against the same batch. No scavenger hunt.
01HPLC purityWhat the chromatogram showed
02Content massHow much material is there
03LAL screeningEndotoxin notes, when listed
BCP
REPORT LINKEDANALYTICAL RECORDGLP-RT3 20 MG · TASK #149759
Interactive summary · open the original report below
Purity
The uploaded Janoshik report lists GLP-RT3 purity at 99.576%.
SELECT A RESULT TO REVIEWANALYZED MAY 11, 2026
View the complete GLP-RT3 report →Bundle deals
Buy more. Pay less.
Ready-made sets and build-your-own boxes. Same catalog products. Each one still packed on its own.
See all bundlesBLUE COLLAR BUNDLESAVE 17.1%
GLP-RT3 20 mg
GLP-2TZ 15 mg
GLP-1SG 15 mg3 INDIVIDUALLY PACKAGED PRODUCTSRESEARCH USE ONLY · 21+
Incretin Pathways Comparison Bundle
The Triple-Pathway Test Bench
- GLP-RT3 20 mg$84.99
- GLP-2TZ 15 mg$64.99
- GLP-1SG 15 mg$54.99
Individual value $204.97You save $34.98 · 17.1%
BUNDLE PRICE$169.99
Products are packaged individually. No combined-use protocol is expressed or implied. Not for human or veterinary use.
BLUE COLLAR BUNDLESAVE 17.4%
BPC-157 10 mg
TB-500 5 mg
GHK-Cu 50 mg3 INDIVIDUALLY PACKAGED PRODUCTSRESEARCH USE ONLY · 21+
Tissue-Remodeling Research Bundle
The Rebuild Crew
- BPC-157 10 mg$39.99
- TB-500 5 mg$44.99
- GHK-Cu 50 mg$29.99
Individual value $114.97You save $19.98 · 17.4%
BUNDLE PRICE$94.99
Products are packaged individually. No combined-use protocol is expressed or implied. Not for human or veterinary use.
BLUE COLLAR BUNDLESAVE 19.5%
GLP-RT3 20 mg
MOTS-C 20 mg
5-Amino-1MQ 50 mg3 INDIVIDUALLY PACKAGED PRODUCTSRESEARCH USE ONLY · 21+
Metabolic Pathways Research Bundle
The Metabolic Machine Shop
- GLP-RT3 20 mg$84.99
- MOTS-C 20 mg$64.99
- 5-Amino-1MQ 50 mg$54.99
Individual value $204.97You save $39.98 · 19.5%
BUNDLE PRICE$164.99
Products are packaged individually. No combined-use protocol is expressed or implied. Not for human or veterinary use.
BLUE COLLAR BUNDLESAVE 15.8%
BPC-157 10 mgTB-500 5 mg
Reconstitution Solution 10 mL3 INDIVIDUALLY PACKAGED PRODUCTSRESEARCH USE ONLY · 21+
Research Starter Bundle
The Blue Collar Starter Toolbox
- BPC-157 10 mg$39.99
- TB-500 5 mg$44.99
- Reconstitution Solution 10 mL$9.99
Individual value $94.97You save $14.98 · 15.8%
BUNDLE PRICE$79.99
Products are packaged individually. No combined-use protocol is expressed or implied. Not for human or veterinary use.
Why people order here
The price is on the page. So is the COA.
No scavenger hunt. See the product, the number, and the paperwork, then add it to cart.
DOC / 01COAs you can open
If we have a third-party report, it is linked right on the product.
CAT / 02Prices you can seeAmount, price, and stock sit on the card. Nothing waits until checkout.
LAB / 03More than a purity %Purity, content mass, and endotoxin notes when that data exists.
FUL / 04Ships from the U.S.Paid orders go out from here. Standard shipping is $14.95, or free at $300.
Customer reviews
What ordering here actually feels like.
People talk about packing, paperwork, replies, and whether the order showed up like we said it would.
Read the reviews★★★★★
“Appreciated the transparency and clear communication from the company.”
★★★★★
“Products arrived securely packaged. Overall a positive buying experience.”
★★★★★
“Professional presentation and responsive support from start to finish.”
More notes on packing, COAs, and support.
See more reviews →Blue Collar Peptide Tools
Calculate the Blue Collar way.
Concentration, reconstitution volume, blends, and unit conversion for laboratory records. The same math, on your phone.
Laboratory research only. Not for human or veterinary use. 21+.
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DOC / 01
Find a COA.
Search third-party reports by product, batch, or task number.
Open the COA libraryEDU / 02
Read the research.
Guides, comparisons, storage notes, and cited summaries in one place.
Open the Education CenterTOOLS / 03
Use the lab tools.
Stock-solution calculator, COA lookup, storage guide, and FAQ.
Open research toolsResearch library
If you want the longer read.
COAs & TestingCOAs & Testing · 4 min readA Practical Workflow for Verifying COA AuthenticityMatch the task number, the sample name, and the file. A logo and a large percent do not prove the report belongs to that vial.Read article →
COAs & TestingCOAs & Testing · 4 min readHPLC vs. Mass Spectrometry: Different Questions, Complementary EvidenceHPLC sorts a mixture by time on a column. Mass spectrometry sorts ions by mass. One result does not do the other test's job.Read article →
COAs & TestingCOAs & Testing · 5 min readContent Mass vs. Purity: Why the Numbers Are Not InterchangeablePurity is how clean the signal looked under the stated method. Content is how much of the named material the lab measured. The unit travels with the number.Read article →COA explainers, methods, and storage notes.
See more articles →Easy to find
Looking for something specific?
Jump straight to a product, a COA, shipping, or a question. No maze.
Quick answers
Straight talk before you order.
Are these for human or veterinary use?
No. Everything here is for laboratory research only. Not for people or animals. You have to be 21 or older to order.
Do you include Certificates of Analysis?
If we have a third-party report for that product, you will see a COA link on the card and the product page. Open it before you buy.
How much are GLP-1SG, GLP-2TZ, and GLP-RT3?
Right now GLP-1SG 15 mg is $54.99, GLP-2TZ 15 mg is $64.99, and GLP-RT3 20 mg is $84.99. Check the shop for live stock.
Is the peptide BOGO a limited sale?
No. Peptides, reconstitution solution, and laboratory syringes have a standing forever BOGO: buy one, get one 50% off. Blue Collar Gear and bundle deals are not included. Rewards and cumulative order benefits still apply on the same order.
What are the bundle deals?
Ready-made groups of catalog products, plus build-your-own Bench and Jobsite boxes. Each item still ships in its own package.
Do you sell Reconstitution Solution?
Yes. Reconstitution Solution 10 mL is in Research Supplies. Pay $200 or more for the merchandise, after the half-off and reward dollars, and we toss in a complimentary 10 mL vial.
How do I pay, and how much is shipping?
Cash App, Apple Cash, Zelle, or Venmo. We do not take cards. Standard insured shipping is $14.95, and it is free when you pay $300 or more for the merchandise, after the half-off and reward dollars.
Is that the whole catalog?
No. The homepage only highlights a few bestsellers. Open Shop Peptides for NAD+, TB-500, Ipamorelin, blends, Reconstitution Solution, and the rest of the catalog.
Ready when you are
Prices are posted. COAs are linked. Shipping is $14.95, or free at $300.
Open the shop, grab a bundle, or go straight to a product page. 21+ laboratory research only.