Ascend Science Review

Jack Ryan

Evidence score: 9.5/10

Ascend Science gets our 9.5/10 rating (Highly Trusted), with 149 lab reports (COAs) on file. See how scores are calculated →

Visit Ascend Science ↗

How we scored Ascend Science

Reviewed by Jack Ryan, co-founder & editorial lead · Updated November 12, 2026

COA practices 40%10/10

Reputation 20%8/10

Transparency 20%9/10

Operations 20%10/10

COA 40%; reputation, transparency and operations 20% each.

Direct answer

Is Ascend Science legit?

Yes. Ascend Science is a strong US research supplier with one of the deeper testing archives we have reviewed. Its 149 complete COAs cover repeated batches, seven analytical categories and laboratory-verifiable results from Kovera Labs and ILS Laboratories. Its detailed testing, clear shipping terms and card checkout support our 9.5/10 overall rating.

COA evidenceCOA quality 10/10COA verified

The Ascend Science library contains 149 verified COAs from Kovera Labs and ILS Laboratories, including 81 current and 68 historical reports. All 149 include at least four tested categories, covering identity, purity, measured content, endotoxin, heavy metals, microbial screening and fentanyl screening across the archive. Reported peptide vial purity ranges from 97.07% to 99.95%, with the lower historical measurement retained in the report details. The repeated-batch depth, broad analytical coverage and complete laboratory-verifiable documentation earn Ascend Science 10/10 for COA practices.

149 COAs verified against official laboratory records, including accepted historical Kovera-client reports.

Browse 149 COAs in the COA library →

Full evaluation

Customer reviews

Gridinsoft customer Michael Bagley, writing August 9, 2026, reports 25 orders, next-day or two-day delivery, and replies within minutes to three hours. On Peptigrity, one November 9 reviewer rated Ascend 3/5, praising pricing, fast shipping and batch documentation while reporting unanswered emails. Vetted Vial also shows a five-star guest rating disclosed as customer-and-affiliate, without written details. The written customer accounts remain a small sample.

“The biggest downside so far is the customer service.”
Om11 · 3/5 · Peptigrity · Nov 9, 2026

“I've placed 25 orders (and counting) with Ascend Science”
Michael Bagley · 5/5 · Gridinsoft · Aug 9, 2026

Laboratory testing and measured results

The COA archive documents repeated testing across 149 complete COAs dated June 9 through September 30, 2026. All 149 resolve to matching compounds in the official Kovera Labs or ILS Laboratories verifier. Every report group includes at least four tested categories. Across the archive, testing covers identity, purity, measured content, endotoxin, heavy metals, microbial screening and fentanyl screening. Original pages, component measurements and repeat-vial results are retained together.

Historical batch findings

The archive shows substantial depth beyond a single purity result per product. It includes 81 current and 68 historical COAs, with repeated lots and multi-panel testing. Peptide vial purity ranges from 97.07% to 99.95%. The historical Wolverine lot AS-BB10-2 includes a 97.07% second-vial result and a 97.79% mean, with both samples passing its printed 95% laboratory specification. These measurements remain visible in the complete report and results panel. Some historical Kovera reports print Kovera Labs in the client field; their accepted Ascend attribution is recorded alongside the original wording.

Business identity and history

The homepage places the business in Jacksonville, Florida, and its terms select Florida law and Duval County courts. The domain registry records May 6, 2025 as the registration date. The current About, Contact and Terms pages provide support and sales email addresses but do not identify a legal entity or named operator. Earlier directories reproduce a St. Augustine address; the current website does not establish that address as its fulfillment site.

Shipping, payment and returns

Checkout offers credit and debit cards, including Visa, Mastercard, American Express and Discover. FedEx 2 Day and UPS 2nd Day Air cost $14 and are free from $200 after discounts. Overnight FedEx costs $45; USPS Express for rural addresses and PO boxes costs $13. The shipping policy promises same-day dispatch before 3 pm Eastern on weekdays and 1 pm on Saturdays, with two-day air delivery after dispatch. Sales are final. Shipment protection covers replacement products for verified loss, damage, theft or fulfillment errors, with seven-day reporting and an unboxing video/photos for damaged or incorrect deliveries; lost shipments have a 15-day reporting window.

Details

Payment methods: Credit / debit cards (Visa, Mastercard, American Express, Discover)
Shipping: FedEx 2 Day and UPS 2nd Day Air are $14, free on orders of $200 or more after discounts. FedEx Overnight is $45. USPS Express for PO boxes and rural addresses is $13. Orders normally dispatch the same day before 3 pm Eastern Monday–Friday or 1 pm Saturday. Two-day services estimate 48 hours after dispatch; USPS estimates 2–3 days.

In stock: 46 products
Ships to: United States
Prices checked: Nov 12, 2026

Products (52)

52 products

Peptide	Price	Package	Stock
TB-5007-test panel COA verified ILS Laboratories · Analysis date Sep 24, 2026	$75.00	10mg	In stock	View listing ↗
MOTS-c7-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$70.00	10mg	In stock	View listing ↗
MOTS-c7-test panel COA verified ILS Laboratories · Analysis date Sep 24, 2026	$120.00	20mg	In stock	View listing ↗
NAD+7-test panel COA verified ILS Laboratories · Analysis date Aug 5, 2026	$75.00	500mg	In stock	View listing ↗
NAD+6-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$110.00	1000mg	In stock	View listing ↗
Semax7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$50.00	5mg	In stock	View listing ↗
Semax7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$75.00	10mg	In stock	View listing ↗
Selank7-test panel COA verified Kovera Labs · Lab certified Jul 9, 2026	$50.00	5mg	In stock	View listing ↗
Selank7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$85.00	10mg	In stock	View listing ↗
CJC-1295 (With DAC)7-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$75.00	5mg	In stock	View listing ↗
Tesamorelin7-test panel COA verified ILS Laboratories · Analysis date Aug 24, 2026	$60.00	5mg	In stock	View listing ↗
Tesamorelin6-test panel COA verified ILS Laboratories · Analysis date Jul 26, 2026	$95.00	10mg	In stock	View listing ↗
Tesamorelin7-test panel COA verified Kovera Labs · Lab certified Jul 17, 2026	$170.00	20mg	In stock	View listing ↗
Ipamorelin7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$75.00	10mg	In stock	View listing ↗
Melanotan-1 (MT-1)7-test panel COA verified ILS Laboratories · Analysis date Aug 24, 2026	$60.00	10mg	In stock	View listing ↗
Glutathione7-test panel COA verified Kovera Labs · Lab certified Aug 8, 2026	$60.00	600mg	In stock	View listing ↗
Glutathione7-test panel COA verified ILS Laboratories · Analysis date Aug 21, 2026	$95.00	1500mg	In stock	View listing ↗
GHK-Cu (Copper Peptide)7-test panel COA verified ILS Laboratories · Analysis date Sep 30, 2026	$50.00	50mg	In stock	View listing ↗
GHK-Cu (Copper Peptide)7-test panel COA verified Kovera Labs · Lab certified Jul 9, 2026	$65.00	100mg	In stock	View listing ↗
GLOW7-test panel COA verified ILS Laboratories · Analysis date Aug 21, 2026	$105.00	70mg	In stock	View listing ↗
KLOW Protocol7-test panel COA verified ILS Laboratories · Analysis date Sep 30, 2026	$120.00	80mg	In stock	View listing ↗
Wolverine7-test panel COA verified ILS Laboratories · Analysis date Aug 21, 2026	$75.00	10mg	In stock	View listing ↗
Wolverine7-test panel COA verified Kovera Labs · Lab certified Jul 9, 2026	$125.00	20mg	In stock	View listing ↗
CJC-1295 (No DAC)7-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$65.00	5mg	In stock	View listing ↗
Hexarelin7-test panel COA verified ILS Laboratories · Analysis date Sep 24, 2026	$75.00	5mg	In stock	View listing ↗
MGF (Mechano Growth Factor)7-test panel COA verified ILS Laboratories · Analysis date Sep 29, 2026	$75.00	2mg	In stock	View listing ↗
PEG-MGF7-test panel COA verified ILS Laboratories · Analysis date Sep 29, 2026	$85.00	2mg	In stock	View listing ↗
Epithalon (Epitalon)7-test panel COA verified Kovera Labs · Lab certified Aug 24, 2026	$60.00	10mg	In stock	View listing ↗
FOXO4-DRI7-test panel COA verified ILS Laboratories · Analysis date Sep 24, 2026	$130.00	10mg	In stock	View listing ↗
SS-31 (Elamipretide)7-test panel COA verified ILS Laboratories · Analysis date Aug 24, 2026	$80.00	10mg	In stock	View listing ↗
Melanotan-2 (MT-2)7-test panel COA verified ILS Laboratories · Analysis date Aug 11, 2026	$55.00	10mg	In stock	View listing ↗
PT-141 (Bremelanotide)7-test panel COA verified ILS Laboratories · Analysis date Sep 30, 2026	$65.00	10mg	In stock	View listing ↗
Kisspeptin-107-test panel COA verified ILS Laboratories · Analysis date Aug 24, 2026	$60.00	10mg	In stock	View listing ↗
5-Amino-1MQ7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$50.00	5mg	In stock	View listing ↗
5-Amino-1MQ7-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$100.00	50mg	In stock	View listing ↗
AICAR7-test panel COA verified Kovera Labs · Lab certified Jul 17, 2026	$75.00	50mg	In stock	View listing ↗
DSIP (Delta Sleep-Inducing Peptide)7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$55.00	5mg	In stock	View listing ↗
DSIP (Delta Sleep-Inducing Peptide)7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$80.00	10mg	In stock	View listing ↗
KPV7-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$70.00	10mg	In stock	View listing ↗
ARA-290 (Cibinetide)7-test panel COA verified ILS Laboratories · Analysis date Sep 24, 2026	$75.00	10mg	In stock	View listing ↗
VIP (Vasoactive Intestinal Peptide)7-test panel COA verified ILS Laboratories · Analysis date Aug 24, 2026	$65.00	10mg	In stock	View listing ↗
Pinealon7-test panel COA verified ILS Laboratories · Analysis date Aug 21, 2026	$65.00	10mg	In stock	View listing ↗
Adamax6-test panel COA verified ILS Laboratories · Analysis date Sep 1, 2026	$60.00	5mg	In stock	View listing ↗
Adamax7-test panel COA verified Kovera Labs · Lab certified Jul 17, 2026	$100.00	10mg	In stock	View listing ↗
CJC-1295 No DAC + Ipamorelin7-test panel COA verified ILS Laboratories · Analysis date Aug 11, 2026	$80.00	10mg	In stock	View listing ↗
GHK-Cu + KPV7-test panel COA verified ILS Laboratories · Analysis date Aug 21, 2026	$90.00	60mg	In stock	View listing ↗
BPC-157Out of stock7-test panel COA verified Kovera Labs · Lab certified Aug 24, 2026	$75.00	10mg	Out of stock	View listing ↗
MOTS-cOut of stock7-test panel COA verified Kovera Labs · Lab certified Aug 24, 2026	$195.00	40mg	Out of stock	View listing ↗
CagrilintideOut of stock7-test panel COA verified Kovera Labs · Lab certified Aug 13, 2026	$90.00	10mg	Out of stock	View listing ↗
IGF-1 LR3Out of stock7-test panel COA verified Kovera Labs · Lab certified Jul 9, 2026	$95.00	1mg	Out of stock	View listing ↗
WolverineOut of stock7-test panel COA verified Kovera Labs · Lab certified Jul 9, 2026	$205.00	40mg	Out of stock	View listing ↗
SS-31 (Elamipretide)Out of stock7-test panel COA verified ILS Laboratories · Analysis date Aug 29, 2026	$205.00	50mg	Out of stock	View listing ↗

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Market prices collected Nov 13, 2026

Market listing prices

Five cheapest in-stock package prices per compound across every tracked vendor — not just Ascend Science.

TB-500 listing prices

30 collected daysOct 15, 2026 – Nov 13, 2026

Latest Nov 13, 2026$21.21$22.80$23.85$24.79$24.99

30 collected days and prices

Cheapest in-stock listing prices by collected day
Date	Rank 1	Rank 2	Rank 3	Rank 4	Rank 5
Nov 13, 2026	$21.21	$22.80	$23.85	$24.79	$24.99
Nov 12, 2026	$21.29	$22.80	$24.79	$24.99	$25.00
Nov 11, 2026	$21.48	$24.69	$24.79	$24.99	$25.00
Nov 10, 2026	$21.47	$24.69	$24.79	$24.99	$25.00
Nov 9, 2026	$21.42	$24.69	$24.79	$24.99	$25.00
Nov 8, 2026	$21.42	$24.69	$24.79	$24.99	$25.00
Nov 7, 2026	$21.42	$24.69	$24.79	$24.99	$25.00
Nov 6, 2026	$21.38	$24.69	$24.70	$24.79	$24.99
Nov 5, 2026	$21.38	$24.69	$24.70	$24.79	$24.99
Nov 4, 2026	$21.38	$24.69	$24.70	$24.79	$24.99
Nov 3, 2026	$21.38	$24.69	$24.70	$24.79	$24.99
Nov 2, 2026	$21.38	$24.79	$24.99	$25.00	$25.08
Nov 1, 2026	$21.38	$24.79	$24.99	$25.00	$25.08
Oct 31, 2026	$20.89	$21.38	$24.79	$24.99	$25.00
Oct 30, 2026	$20.89	$21.38	$24.79	$24.99	$25.00
Oct 29, 2026	$20.89	$21.38	$24.79	$24.99	$25.00
Oct 28, 2026	$20.89	$21.38	$24.99	$25.00	$25.08
Oct 27, 2026	$21.38	$24.69	$24.99	$25.00	$25.08
Oct 26, 2026	$21.38	$24.99	$25.00	$25.00	$25.08
Oct 25, 2026	$21.38	$24.99	$25.00	$25.08	$26.59
Oct 24, 2026	$21.38	$24.99	$25.00	$26.72	$27.89
Oct 23, 2026	$12.00	$21.38	$24.99	$25.00	$25.00
Oct 22, 2026	$12.00	$21.38	$24.99	$25.00	$25.00
Oct 21, 2026	$12.00	$21.38	$24.99	$25.00	$26.59
Oct 20, 2026	$12.00	$21.38	$24.99	$25.00	$26.59
Oct 19, 2026	$12.00	$21.38	$22.79	$24.99	$25.00
Oct 18, 2026	$12.00	$21.38	$22.79	$24.99	$25.00
Oct 17, 2026	$12.00	$21.38	$22.79	$24.99	$25.00
Oct 16, 2026	$12.00	$21.38	$24.70	$24.99	$25.00
Oct 15, 2026	$12.00	$21.38	$24.70	$24.99	$25.00

Vendors in the cheapest five

5 / 12

Vendors that appeared in the five cheapest listings, with collected days and the last top-five package price.
Vendor	Days in five	Last top-five package
Pure Peptides UK	30	$21.21 Nov 13, 2026 -0.8%
ResearchPeps	30	$24.99 Nov 13, 2026
T-Core Biotech	17	$24.79 Nov 13, 2026 -11.1%
Nura Peptide	15	$25.00 last in top five Nov 12, 2026
Arkon Labs Research	14	$24.69 last in top five Nov 11, 2026

Top 5 of 12 vendors that reached the cheapest five

MOTS-c listing prices

30 collected daysOct 15, 2026 – Nov 13, 2026

Latest Nov 13, 2026$16.99$20.00$21.25$21.50$23.40

30 collected days and prices

Cheapest in-stock listing prices by collected day
Date	Rank 1	Rank 2	Rank 3	Rank 4	Rank 5
Nov 13, 2026	$16.99	$20.00	$21.25	$21.50	$23.40
Nov 12, 2026	$16.99	$20.00	$21.25	$21.50	$23.40
Nov 11, 2026	$16.99	$20.00	$21.25	$21.50	$23.40
Nov 10, 2026	$20.00	$21.25	$21.50	$23.40	$23.99
Nov 9, 2026	$20.00	$21.25	$21.50	$23.40	$23.99
Nov 8, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Nov 7, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Nov 6, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Nov 5, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Nov 4, 2026	$20.00	$21.50	$23.99	$24.99	$26.06
Nov 3, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Nov 2, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Nov 1, 2026	$20.00	$21.25	$21.50	$23.99	$24.99
Oct 31, 2026	$20.00	$21.50	$23.99	$24.99	$25.00
Oct 30, 2026	$20.00	$21.50	$23.99	$24.99	$25.00
Oct 29, 2026	$21.50	$23.99	$24.00	$24.99	$25.00
Oct 28, 2026	$21.50	$23.99	$24.00	$24.99	$25.00
Oct 27, 2026	$23.99	$24.00	$24.99	$25.00	$26.06
Oct 26, 2026	$21.50	$24.00	$24.99	$25.00	$25.00
Oct 25, 2026	$20.31	$21.50	$24.00	$24.99	$25.00
Oct 24, 2026	$20.31	$24.00	$24.99	$25.00	$25.00
Oct 23, 2026	$20.31	$24.00	$24.99	$25.00	$25.00
Oct 22, 2026	$20.31	$24.00	$24.99	$25.00	$25.00
Oct 21, 2026	$20.31	$24.00	$24.99	$25.00	$26.06
Oct 20, 2026	$20.31	$24.00	$24.99	$25.00	$26.06
Oct 19, 2026	$20.31	$22.79	$24.00	$24.99	$25.00
Oct 18, 2026	$22.79	$24.99	$25.00	$26.06	$27.35
Oct 17, 2026	$22.79	$24.99	$25.00	$26.06	$27.35
Oct 16, 2026	$24.99	$25.00	$26.06	$27.35	$27.59
Oct 15, 2026	$24.99	$25.00	$26.06	$27.35	$27.99

Vendors in the cheapest five

5 / 15

Vendors that appeared in the five cheapest listings, with collected days and the last top-five package price.
Vendor	Days in five	Last top-five package
Lost Coast Aminos	26	$20.00 Nov 13, 2026 -16.7%
Studz Peptides	25	$24.99 last in top five Nov 8, 2026
Renova Peptides	19	$21.50 Nov 13, 2026
TrustedPeps	17	$25.00 last in top five Oct 31, 2026
PepVoro Labs	15	$23.99 last in top five Nov 10, 2026

Top 5 of 15 vendors that reached the cheapest five

NAD+ listing prices

30 collected daysOct 15, 2026 – Nov 13, 2026

Latest Nov 13, 2026$19.99$23.20$25.00$26.99$27.99

30 collected days and prices

Cheapest in-stock listing prices by collected day
Date	Rank 1	Rank 2	Rank 3	Rank 4	Rank 5
Nov 13, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 12, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 11, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 10, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 9, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 8, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 7, 2026	$19.99	$23.20	$25.00	$26.99	$27.99
Nov 6, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Nov 5, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Nov 4, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Nov 3, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Nov 2, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Nov 1, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Oct 31, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Oct 30, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Oct 29, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Oct 28, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Oct 27, 2026	$19.99	$25.00	$26.99	$27.99	$28.06
Oct 26, 2026	$19.99	$22.50	$25.00	$26.99	$28.06
Oct 25, 2026	$19.99	$25.00	$26.99	$28.06	$29.99
Oct 24, 2026	$19.99	$22.50	$25.00	$26.99	$28.06
Oct 23, 2026	$19.99	$22.50	$25.00	$26.99	$28.06
Oct 22, 2026	$19.99	$22.50	$25.00	$26.99	$28.06
Oct 21, 2026	$19.99	$25.00	$26.99	$28.06	$29.99
Oct 20, 2026	$19.99	$25.00	$26.99	$28.06	$29.99
Oct 19, 2026	$19.99	$25.00	$26.99	$28.06	$29.99
Oct 18, 2026	$19.99	$25.00	$26.99	$28.06	$29.99
Oct 17, 2026	$19.99	$25.00	$26.99	$28.06	$29.99
Oct 16, 2026	$19.99	$25.00	$28.06	$29.99	$29.99
Oct 15, 2026	$25.00	$28.00	$28.06	$29.99	$29.99

Vendors in the cheapest five

5 / 9

Vendors that appeared in the five cheapest listings, with collected days and the last top-five package price.
Vendor	Days in five	Last top-five package
Pro Research Peptide	30	$25.00 Nov 13, 2026
Modern Research Peptides	30	$26.99 Nov 13, 2026 -10.0%
Peptide Giants	29	$19.99 Nov 13, 2026
Pure Peptide	23	$28.06 last in top five Nov 6, 2026
PepVoro Labs	18	$27.99 Nov 13, 2026

Top 5 of 9 vendors that reached the cheapest five

Frequently asked questions

Is Ascend Science legit?: Yes. Ascend Science is a strong US research supplier with one of the deeper testing archives we have reviewed. Its 149 complete COAs cover repeated batches, seven analytical categories and laboratory-verifiable results from Kovera Labs and ILS Laboratories. Its detailed testing, clear shipping terms and card checkout support our 9.5/10 overall rating. Affiliate links never affect the score.
Does Ascend Science have a coupon code?: Code PEPTIDEPRICES gives customers Up to 22% off. Use the PeptidePrices referral link on this page and confirm the discount at checkout.
Where does Ascend Science ship?: Ascend Science ships to United States. FedEx 2 Day and UPS 2nd Day Air are $14, free on orders of $200 or more after discounts. FedEx Overnight is $45. USPS Express for PO boxes and rural addresses is $13. Orders normally dispatch the same day before 3 pm Eastern Monday–Friday or 1 pm Saturday. Two-day services estimate 48 hours after dispatch; USPS estimates 2–3 days.
Does Ascend Science publish COAs?: COA verified. 149 COAs verified against official laboratory records, including accepted historical Kovera-client reports.
What do customer reviews say about Ascend Science?: Customer reviews include a repeat customer reporting 25 orders with prompt delivery and responsive service, and one Peptigrity reviewer who praised prices and shipping but reported unanswered emails. Vetted Vial also lists a five-star customer-and-affiliate rating with no written account.
What are alternatives to Ascend Science?: The public vendors closest to Ascend Science's 9.5/10 evidence score are Ascend Amino (9.5/10), Ameano Peptides (9.5/10), and Disguised Alpha (9.5/10).