RapidCore Bio Review
Scored 3.26/10 on the published Peptide Source Review formula: lab credibility, shipping, pricing, operating history, and transparency.
- COAs on file
- 15
COAs on file
- Confirmed at the lab
- 0
Confirmed at the lab
- Products
- 23
Products
- Labs
- 0
Labs
3.26/ 10
- Lab credibility and recency55%1.3 (show how this was scored)
- Shipping and refund20%6.5 (show how this was scored)
- Pricing15%7.5 (show how this was scored)
- Operating history5%1.4 (show how this was scored)
- Business transparency5%1.0 (show how this was scored)
Weights are fixed for every vendor. Select a row to see how it was scored.
Testing gate applies (limit 6.50); this score is already below it
Third-party testing not established. The gate records that testing could not be verified; it is not a finding of a quality or safety problem.
Is RapidCore Bio legit?
RapidCore Bio scores 3.26 out of 10 (Poor, #89 of 100) as of October 29, 2026 and does not meet our testing gate: 15 of the 22 products we score carry a certificate, none confirmed with the issuing lab; those certificates are vendor-issued or from a source whose independence we could not establish. Its strongest area is pricing (7.5/10) and its weakest is transparency (1.0/10); its operating history on record covers about seven months.
On lab evidence, the heaviest-weighted factor, RapidCore Bio has no third-party testing we could independently verify. The testing gate applies because that testing could not be independently verified (Third-party testing not established); its limit for RapidCore Bio is 6.50, and this score is already below it. Its lowest price per milligram in our data is on NAD+ (see the table below).
How this score was calculated
Every point below follows the published tables in our methodology, with the policy wording we scored and a link to where we read it. Evidence last checked October 22, 2026. Lab credibility is worked product by product from the certificates on file.
Lab credibility1.3/10
Each carried product (lab supplies excluded) is scored from the certificate on file for it, on the published lab rubric: 3 for a published certificate, then points for the laboratory, the verification key, the tests on the certificate and its purity, held to 0 to 10. A certificate that is self-issued, names no laboratory, or comes from a laboratory whose independence is not established scores a flat 2.0; a product with no certificate, a certificate the laboratory’s own record fails, or a posted copy that differs materially from the laboratory’s copy scores 0. Calculated on , the day this page was built; the date each certificate was tested is shown on its row.
- ARA-2902.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-02-10
- 2.0Flat 2.0: self-issued by the vendor
- BPC-1572.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-01-20
- 2.0Flat 2.0: self-issued by the vendor
- CJC-12950.0
No certificate on file for this product: scores 0, counted at 0.5 weight because it is not one of the core products.
- Epitalon0.0
No certificate on file for this product: scores 0, counted at 0.5 weight because it is not one of the core products.
- GHK-Cu2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-02-04
- 2.0Flat 2.0: self-issued by the vendor
- IGF-1 LR30.0
No certificate on file for this product: scores 0, counted at 0.5 weight because it is not one of the core products.
- Ipamorelin2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-03-25
- 2.0Flat 2.0: self-issued by the vendor
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-02-24
- 2.0Flat 2.0: self-issued by the vendor
- KPV2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-05-17
- 2.0Flat 2.0: self-issued by the vendor
- LL-370.0
No certificate on file for this product: scores 0, counted at 0.5 weight because it is not one of the core products.
- MOTS-c2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-03-15
- 2.0Flat 2.0: self-issued by the vendor
- NAD+2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-03-03
- 2.0Flat 2.0: self-issued by the vendor
- Retatrutide2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-01-22
- 2.0Flat 2.0: self-issued by the vendor
- Selank0.0
No certificate on file for this product: scores 0, counted fully because it is one of the core products.
- Semaglutide0.0
No certificate on file for this product: scores 0, counted at 0.5 weight because it is not one of the core products.
- Semax2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-05-16
- 2.0Flat 2.0: self-issued by the vendor
- Sermorelin2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-04-08
- 2.0Flat 2.0: self-issued by the vendor
- SS-312.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-03-14
- 2.0Flat 2.0: self-issued by the vendor
- TB-5002.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-02-16
- 2.0Flat 2.0: self-issued by the vendor
- Tesamorelin2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-04-23
- 2.0Flat 2.0: self-issued by the vendor
No certificate on file for this product: scores 0, counted at 0.5 weight because it is not one of the core products.
- Tirzepatide2.0
Certificate from an unnamed laboratory (not in our lab directory) · tested 2026-04-13
- 2.0Flat 2.0: self-issued by the vendor
Weighted mean of 22 products (6 non-core products without a certificate counted at half weight): 30.0 ÷ 19.0 = 1.579.
- −0.20LOT Lot numbers that do not identify a single batch (cap −0.2): batch RC-214 printed on GHK-Cu 50mg and Retatrutide 20mg
- −0.10CLAIM Claims the certificates do not support (cap −0.3): 'Every batch is third-party tested'; every certificate is signed by RapidCore Bio Internal QA
1.579 − 0.300 = 1.279, rounded to 0.1: 1.3/10.
Testing gate: 0 of 22 products have a certificate from a directory laboratory (not tier D, not self-issued) with the key confirmed at the laboratory. That is fewer than half, so the testing cap applies (see the methodology).
Shipping and refunds6.5/10
- +3
Returns and refunds
RapidCore Bio accepts eligible returns of unopened, unused products within 30 calendar days of the carrier-confirmed delivery date
- +1
Lost or damaged parcels
If a shipment is confirmed lost before delivery, RapidCore Bio may provide a replacement or other appropriate resolution after completing the carrier investigation.
- +1.5
Dispatch time
Standard order processing is 1–2 business days before transfer to the carrier.
rapidcorebio.com (opens in new tab) source 2 (opens in new tab)checked
- 0
Tracking on all orders
No statement that tracking is provided; only 'If tracking indicates a delivery problem or a shipment appears to be lost before delivery, contact [email protected]'
- 0
Payment you can dispute
No payment is collected on the RapidCore Bio checkout page. After your order request is submitted, RapidCore Bio will contact you ... with payment instructions.
- +1
Shipping rates published
0–1 lb: [price] ... Standard shipping is free on qualifying orders of [price] or more
Total +6.5: 6.5/10.
Pricing7.5/10
We compared RapidCore Bio’s current single-vial prices on 22 products, each matched to the same product and milligrams per vial, with the median price of the other vendors. Its typical price (the median ratio across those products) is 6% below the market median (ratio 0.94), which the published scale maps to 7.5/10. checked
Operating history1.4/10
Counted from March 22, 2026, the earliest dated evidence of this business operating: 7 months as of October 22, 2026, which the published table maps to 1.4/10.
Domain rapidcorebio.com registered 2026-03-22 (RDAP). The vendor shows an image certificate dated 2026-01-20 (batch RC-101) with no named or verifiable lab, so it does not count. No entity named; nothing earlier found.
- 2026-03-22 Domain registration: registration rdap.verisign.com (opens in new tab)
Transparency1.0/10
- 0
Legal entity named
none named on terms, privacy, refund, shipping or Kansas City pages
- 0
Business address
only 'Pickup Kansas City, KS 66103'; addresses.json class 'none'
- 0
Phone number
'+1-816-237-0745' appears only in Organization JSON-LD markup, on no visible page
- 0
- +1
Dated terms with a governing law
'Last Updated: September 15, 2026'; 'These Terms are governed by applicable Missouri law'
- 0
Testing lab named, certificates published
COA page links image files (static.wixstatic.com ...png) with no laboratory named in page text; first pass read them as self-issued ('RapidCore Bio Internal QA')
Total +1: 1.0/10.
Shop RapidCore Bio
- Rated 3.26/10 · Poor
- Best value: NAD+ at $0.09/mg
Audit history and why the rating changed
We re-audit vendors against their live COAs and site. Here is what most recently moved this rating, and why.
See the full score history and chart
- Most recent audit · 3.21to3.26
Core products recomputed on 29 October 2026 (rule A1b): listings added for newly reviewed vendors made NAD+ a core product in place of CJC-1295, so a missing certificate for each now counts at its new weight: lab 1.2 to 1.3.
- Audit · 3.22to3.21
Pricing recomputed on 26 October 2026: listings added for a newly reviewed vendor (StudzPeptides) moved the market median for the same products: pricing 7.6 to 7.5.
- Audit · 3.16to3.22
Lab score recalculated on 22 October 2026 under the published core-product rule (A1b): a missing certificate on one of the 15 most widely carried products still counts fully, while on any other product it now counts at half weight, so a broad catalogue is not penalised as much for its breadth. Lab 1.1 to 1.2.
Earlier audits (3)
- Audit · 2.98to3.16
Re-scored on 22 October 2026 under our published rubric for shipping, pricing, operating history and transparency, applied to every vendor the same day: prices re-read from the vendor's site and matched by milligrams per vial, operating history from the earliest dated evidence of the business, and policies scored item by item. shipping and refunds 5.0 to 6.5, pricing 8.0 to 7.6, operating history 1.0 to 1.4, transparency 2.5 to 1.0.
- Audit · 2.92to2.98
Lab score recalculated on 22 October 2026 under the uniform published rubric applied to every vendor: every listed product was rescored on the same fixed certificate points, with fixed deductions for one lot number printed on certificates for different compounds and site statements about testing that the certificates do not bear out. Lab 1.0 to 1.1.
- Audit · Initial audit
lab 1.0 / shipping 5.0 / pricing 8.0 / tenure 1.0 / transparency 2.5.
Editor’s notes
RapidCore Bio is a Kansas City based shop whose web domain was registered in March 2026. Its home page says every batch is third-party tested, and its certificate page links sixteen certificates. All sixteen name RapidCore Bio as the client, give its own website as the manufacturer and are signed off by RapidCore Bio Internal QA. No outside laboratory is named on any of them. The verification address printed on each certificate returned a missing page when we checked on 20 October 2026, and the QR codes could not be read. Nine of the sixteen carry analysis dates before the domain was registered, one lists a 10 mg MOTS-C vial with a measured content of about 20 mg, and two different products share one batch number. We found no evidence of independent testing. The certificates cover identity, purity and content only. Seven single peptides, including CJC-1295, Semaglutide and Thymosin Alpha-1, have no certificate, and neither do the four blends or the bacteriostatic water. Returns are generous: unopened items within 30 days, with a prepaid label and no restocking fee. Orders ship within the US only. No payment is taken at checkout; the store says it sends payment instructions by text or email afterwards and does not list accepted methods. Prices sit below the market median on most products. No legal entity or street address appears on the site.
RapidCore Bio COAs and lab test results
One row per product: the certificate on file and how the lab rule reads it, the laboratory that issued it and its tier, the date it was tested, the purity it reports, and the lowest price per milligram we recorded (per IU or mL where a product is sold that way).
- Purity
- —
- Price per mg
- $3.75$75.00 / 20mg
- Purity
- —
- Price per mg
- $5.00$50.00 / 10mg
- Purity
- —
- Price per mg
- $7.50$75.00 / 10mg
- Purity
- —
- Price per mg
- $1.70$85.00 / 50mg
- Purity
- —
- Price per mg
- $1.00$50.00 / 50mg
- Purity
- —
- Price per mg
- $125.00$125.00 / 1mg
- Purity
- —
- Price per mg
- $5.00$50.00 / 10mg
- Purity
- —
- Price per mg
- $4.50$45.00 / 10mg
- Purity
- —
- Price per mg
- $5.00$50.00 / 10mg
- Purity
- —
- Price per mg
- $10.00$50.00 / 5mg
- Purity
- —
- Price per mg
- $5.00$50.00 / 10mg
- Purity
- —
- Price per mg
- $0.09$90.00 / 1000mg
- Purity
- —
- Price per mg
- $6.50$130.00 / 20mg
- Purity
- —
- Price per mg
- $5.50$55.00 / 10mg
- Purity
- —
- Price per mg
- $3.25$65.00 / 20mg
- Purity
- —
- Price per mg
- $5.00$50.00 / 10mg
- Purity
- —
- Price per mg
- $6.50$65.00 / 10mg
- Purity
- —
- Price per mg
- $3.60$180.00 / 50mg
- Purity
- —
- Price per mg
- $5.50$55.00 / 10mg
- Purity
- —
- Price per mg
- $9.50$95.00 / 10mg
- Purity
- —
- Price per mg
- $11.00$110.00 / 10mg
- Purity
- —
- Price per mg
- $4.00$80.00 / 20mg
- Purity
- —
- Price per mL
- $0.90$9.00 / 10 mL
Learn more about what RapidCore Bio carries
Rated higher than RapidCore Bio, with a reader code
RapidCore Bio is not one of our affiliate partners, so we have no code for it. These partners score above it under the same published rules, pass our testing gate, and give readers a discount.
Affiliate links: we may earn a commission if you buy. It never changes a score or rank.
7.73/10 · Strong · carries 17 of the same products
6.08/10 · Fair · carries 19 of the same products
5.95/10 · Fair · carries 22 of the same products
RapidCore Bio: Frequently Asked Questions
Is RapidCore Bio legit?
RapidCore Bio scores 3.26 out of 10 (Poor, #89 of 100) as of October 29, 2026 and does not meet our testing gate: 15 of the 22 products we score carry a certificate, none confirmed with the issuing lab; those certificates are vendor-issued or from a source whose independence we could not establish. Its strongest area is pricing (7.5/10) and its weakest is transparency (1.0/10); its operating history on record covers about seven months.
Is there a RapidCore Bio promo code, coupon code, or discount code?
We do not have a verified RapidCore Bio promo code or coupon code right now. When RapidCore Bio runs a sale or issues a discount code, we post it here and on our promos page, so bookmark this page for the latest RapidCore Bio discount.
Does RapidCore Bio use third-party lab testing?
Not to our verification standard. Fewer than half of this vendor's scored products have a certificate from an independent laboratory in our directory (not tier D) whose verification key we confirmed at that laboratory, so the testing gate applies. This records what we could verify; it is not a finding of a quality or safety problem.
Where can I see RapidCore Bio's COAs?
In the "RapidCore Bio COAs and lab test results" table on this page. We hold 15 certificates for RapidCore Bio, covering 15 of the 23 products we track. None of them has yet been confirmed at the issuing laboratory. Each row links the certificate, its lab, its test date and the purity it reports.
What peptides does RapidCore Bio carry?
RapidCore Bio carries ARA-290, BPC-157, CJC-1295, Epitalon, GHK-Cu, IGF-1 LR3, Ipamorelin, Kisspeptin-10, and 15 more. Current per-milligram pricing, COA links, and verification keys for each are in the comparison table on this page.
Is the RapidCore Bio review on Peptide Source Review affected by affiliate status?
No. All affiliate relationships are publicly disclosed and never change a vendor's score, rank, or gate status. Our scoring formula is published in full and applied identically to every vendor.
Want to understand how this score was built?
Read the full methodology or the editorial integrity policy.
RapidCore Bio3.26Poor