NuSci

Scientific-grade peptide and amino acid supplier for research applications.

What Customers Mention

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Reviews

Jun 4, 2026
underfilled vial
Courtney V.

One of my two tirzepatide vials was visibly short next to the other from the same order. Support did sort it out but I had to send a photo and wait several days for the reship.

May 28, 2026
COA matched the lot
Henry B.

Semaglutide came with a batch-specific certificate and the lot number lined up with the vial label. Purity figure looked right where you'd expect. Only nitpick is the sheet doesn't name the lab that ran it.

May 19, 2026
shipped same day
deborah_v622

Placed my tirzepatide order at 10am and it went out the same afternoon like the site promises. Three days later it was on my doorstep, cold pack still firm. Hard to ask for more.

May 13, 2026
packed well
Melissa L.

Came double boxed with ice packs and bubble wrap. Vials all intact and labeled. Good experience.

May 11, 2026
happy with it
Carla W.

Pricing is fair and shipping is fast. Free shipping kicked in over $200 which was nice. Vials all sealed correctly.

May 9, 2026
good vendor
Amy K.

Semaglutide order arrived well packed with an ice pack still cold. Knocked a star because the COA doesn't name the lab that did the testing, but otherwise solid.

May 7, 2026
reliable
felicia_fit

Few orders in now, PT-141 and BPC-157. Always packed neat and labeled properly. COAs are posted but I wish they listed the testing lab.

May 3, 2026
no issues
Garrett T.

Semaglutide 5mg vials, perfect seals and clean caps. Shipped fast and the box had cold packs. Will order again.

Apr 30, 2026
my go-to
Douglas T.

Third order from these guys. BPC-157 caps and TB-500, both arrived quick with proper labeling. Reliable every time.

Apr 25, 2026
shipped same day
Sofia M.

Placed before noon and it went out that afternoon. Tirzepatide vials sealed tight, lyophilized cake looked good.

Apr 22, 2026
fast and clean
Douglas F.

Ordered tirzepatide on a Monday morning, shipped same day, had it Wednesday. Vials sealed and labeled properly, COA matched the batch. No complaints.

Apr 14, 2026
good prices
Derek Y.

Cheaper than a couple other sources I checked for retatrutide. Checkout was simple and it shipped quick.

Apr 7, 2026
quick shipping COA matched
Donald D.

Reordering. Powder reconstituted clear, certificate lined up with the vial.

Mar 29, 2026
solid source
Donald Z.

Bought GHK-Cu and Epithalon. Both came packed well and labeled clearly. Email reply took about a day which is fine.

Mar 21, 2026
decent all around
Sharon K.

MK-677 and GHK-Cu arrived in a few days, well packed. Pricing is reasonable and the site is easy to use.

Mar 15, 2026
customer service is great
Whitney N.

My package got lost by the carrier and NuScience sorted it out fast, filed the insurance claim and shipped a replacement priority. That kind of support is rare.

Mar 8, 2026
great support
Brenda R.

Had a question about a batch number and they answered within hours with the actual COA attached. Vials arrived sealed and clean. Recommend.

Feb 19, 2026
COA could be better
Vivian N.

Retatrutide showed up fine and the lyophilized cake looked intact. Just wish the certificate was batch specific instead of a generic one. Did the job though.

Feb 6, 2026
fine but slow this time
Ronald G.

Usually they ship same day but my last tirzepatide order sat two days before moving. Product itself was sealed and labeled right.

Jan 28, 2026
underfilled vial
Eric E.

Got CJC-1295 and ipamorelin and the bac water vials were short, 2ml instead of the 3ml on the label. They did reach out about it on their own, but still annoying to deal with.

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Reviews27
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