coastalpeptides.com reviews, ratings & lab tests.
Trust Score
80/100
★ ★ ★ ★ ☆
Based on 13 reviews · 24 lab tests
✓ Lab Verified77% would buy again99.00% avg HPLC purity
Quality
82/100
Delivery
80/100
Service
86/100
Pricing
75/100
Latest lab testsAll 24 lab tests →
What buyers say
13 reviews · sorted by most recent
4.08/5
★ ★ ★ ★ ☆
13 reviews
✓ 77% would buy again
5
54%
4
15%
3
15%
2
15%
1
0%
Sort
G
@gym63018
★ ★ ★ ★ ★
To be fair, just received my 3rd order. Same quality every time. Reliable is an understatement.
quality
★ ★ ★ ★ ★
Vials arrived sealed with batch numbers matching the COA. Reconstituted clean.
delivery
★ ★ ★ ★ ★
Packed like they actually care. Vials in foam insert, ice pack still frozen on arrival.
service
★ ★ ★ ★ ★
Smooth order, didnt talk to anyone.
pricing
★ ★ ★ ★ ★
Price per mg is easily beating anyone in the US market. Run deals regularly too.
B
@blakehailey56
★ ★ ★ ★ ★
Honestly couldnt be happier. Fast, clean, and the product works.
quality
★ ★ ★ ★ ★
Vial was a nice tight puck, full dose. Product hit as expected.
delivery
★ ★ ★ ★ ★
Lightning fast. Ordered Monday, arrived Wednesday. Cant beat that.
service
★ ★ ★ ★ ★
N/A - didnt need to contact them.
pricing
★ ★ ★ ★ ★
I did the math. They beat the next vendor by 20% on identical product. Done shopping around.
C
@chad_osullivan
★ ★ ☆ ☆ ☆
Ordered 2 weeks ago and just now getting my stuff. Way too slow for what they charge.
quality
★ ★ ☆ ☆ ☆
Disappointed in the quality. Expected more based on the price. Results have been minimal!
delivery
★ ★ ☆ ☆ ☆
Took 8 days. Pretty slow. Tracking stopped updating for several days too!
service
★ ★ ★ ☆ ☆
Support was ok. Took about 2 days to get back to me but they did resolve my issue
pricing
★ ☆ ☆ ☆ ☆
Yeah ridiculously overpriced. You can get the same or better quality for half the price elsewhere.
B
@bmoore
★ ★ ★ ★ ★
I've been burned by other companies before. These guys are the real deal. Two thumbs up.
quality
★ ★ ★ ★ ★
Used thier Thymosin Alpha 1 through the winter. Havent been sick once. Usually I catch everything going around!
delivery
★ ★ ★ ★ ☆
Yeah standard shipping. 7 days with tracking. Nothing special but got the job done.
service
★ ★ ★ ★ ★
Basically, no issues so havent tested their customer service yet. Impressed.
pricing
★ ★ ★ ★ ★
Great value for the money. I've paid way more for worse from other companies. No hesitation recommending them.
B
@bencoleman44
★ ★ ★ ★ ★
For what its worth, absolutely love this company. Quick shipping and the product is legit. Impressed.
quality
★ ★ ★ ★ ★
Look, ordered BPC-157 and TB-500 for an elbow issue. After about a week and a half I started noticing real improvement
delivery
★ ★ ★ ★ ★
Long story short, 3 days from order to delivery. Cant ask for more than that. Great job guys.
service
★ ★ ★ ★ ★
Havent contacted support. Order went fine on its own. Thumbs up.
pricing
★ ★ ★ ★ ☆
Pricing is ok. Not going to blow you away but its fair for what you get. Top marks from me.
M
@marco_fischer
★ ★ ★ ★ ★
cant fault them. Ordered, received, used. Everything worked out perfect.
quality
★ ★ ★ ★ ★
Quick review: kisspeptin has been helpful for hormonal balance. Subtle but real effects after a few weeks of consistent use.
delivery
★ ★ ★ ★ ★
Fast shipping! Got tracking within hours and the package arrived in 4 days. A+
service
★ ★ ★ ★ ★
Update: no issues so havent tested their customer service yet
pricing
★ ★ ★ ★ ★
Honestly, excellent value. Quality is high and prices are fair. Cant ask for more
D
@dylaneriksson97
★ ★ ★ ★ ★
Friend recommended these guys after I was complaining about my last source being garbage. Placed an order on Monday, had it by Thursday. Everything looked good, vials intact, properly labeled. A+
quality
★ ★ ★ ★ ★
Quick review: pT-141 worked as advertised. Pretty impressed actually. Effects lasted a solid 24+ hours. No hesitation recommending them.
delivery
★ ★ ★ ★ ★
Impressed with the speed. 2 days and it was at my door. Discreet packaging too. Impressed.
service
★ ★ ★ ★ ★
Never had to reach out. No issues with any of my orders. Keep it up!
pricing
★ ★ ★ ★ ★
price is right. Especially compared to what clinics charge for the same stuff lol. Two thumbs up.
C
@christine1988
★ ★ ★ ★ ☆
For what its worth, everything was good just not great. Product arrived intact and seems to be working well so cant really complain.
quality
★ ★ ★ ★ ☆
Decent product. Reconstituted fine and Im starting to see some effects after about 2 weeks. Glad I found them.
delivery
★ ★ ★ ★ ☆
arrived in 4 days. Tracking updated regularly which was nice. Packaging was adequate.
service
★ ★ ★ ★ ★
Really responsive support. Not used to that from peptide companies honestly. Really happy with everything.
pricing
★ ★ ★ ★ ☆
To be honest, reasonable pricing. I've seen cheaper but also seen much worse quality at those prices.
O
@OldResearcher
★ ★ ★ ★ ★
Honestly, absolutely love this company. Quick shipping, product legit. A+
quality
★ ★ ★ ★ ★
BPC and TB-500 for elbow. Real improvement.
delivery
★ ★ ★ ★ ★
got it in 2 days via USPS. Super fast.
service
★ ★ ★ ★ ★
overall, thoughtful reply within hour.
pricing
★ ★ ★ ★ ★
best bang for buck.
G
@Gecko858
★ ★ ★ ★ ☆
pretty good. Product as described. A+
quality
★ ★ ★ ☆ ☆
Got 5 vials, 2 great. One not perfect!
delivery
★ ★ ★ ★ ☆
Shipped next day, arrived in 4 days total. Ok.
service
★ ★ ★ ★ ☆
So n/A - didnt need to contact. Will come back.
pricing
★ ★ ★ ★ ☆
Prices fair!
G
@gains_geek
★ ★ ☆ ☆ ☆
CS non-existent. 2 emails, no reply.
quality
★ ★ ☆ ☆ ☆
Disappointed. Expected more for price.
delivery
★ ★ ☆ ☆ ☆
To be honest, 10 days to get a domestic package? Cmon.
service
★ ★ ★ ☆ ☆
cS slow but respond eventually.
pricing
★ ★ ★ ☆ ☆
Ok.
C
@craig1994
★ ★ ★ ☆ ☆
It's fine for what it is. Just dont expect anything above and beyond.
quality
★ ★ ★ ★ ★
The tirz is fire. Lost 11 lbs in 2 weeks and I barely changed my diet. Appetite just.. gone.
delivery
★ ★ ★ ☆ ☆
6 days to arrive. A bit slow but at least it got here.
service
★ ★ ★ ☆ ☆
Reached out about a question and got a pretty generic response. Not terrible not great. We'll see how the next order goes.
pricing
★ ★ ☆ ☆ ☆
Not gonna lie, prices are steep especially considering the basic packaging and average service. Wont make this mistake twice.
N
@nhill
★ ★ ★ ☆ ☆
For what its worth, average. Product arrived in one piece and seems to work. Shipping and communication could use improvement. Time will tell.
quality
★ ★ ☆ ☆ ☆
Disappointed in the quality. Expected more based on the price. Results have been minimal. Wish I had read more reviews first.
delivery
★ ★ ★ ☆ ☆
Honestly, delivery in 7 days. Could be better. Packaging was basic.
service
★ ★ ★ ☆ ☆
Update: didnt need to reach out. Everything went smoothly.
pricing
★ ☆ ☆ ☆ ☆
Overall, ridiculously overpriced. You can get the same or better quality for half the price elsewhere.
Questions & updates
Lab test results
24 tests · avg 99.00% HPLC purity
Date
Peptide
Tested by
HPLC Purity
Feb 17, 2026
Semaglutide
Tested: 4.99 mg
Tested byChromate
98.04%HPLC
Feb 17, 2026
Semaglutide
Tested: 10 mg
Tested byChromate
99.84%HPLC
Feb 17, 2026
Retatrutide
Tested: 10 mg
Tested byChromate
99.94%HPLC
Jan 20, 2026
AOD-9604
Tested: 5 mg
Tested byChromate
99.49%HPLC
Jan 13, 2026
Tirzepatide
Tested: 10 mg
Tested byChromate
99.72%HPLC
Peptides sold
64 stocked SKUs
Promotions
coastalpeptides.com hasn't posted any promo codes yet.
Shipping & payment
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Payments accepted
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