Locked me in as a loyal customer
Shipping is always quick! And every one of their products I have used has produced results.
By Christy P.
Monday, November 9, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
639 reviews
Select a line to read only those reviews.
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Blackstone Labs makes the most hardcore supplements for gaining mass, building muscle, lean gains, cutting, and getting big.
Blackstone Labs (blackstonelabs.com) has 639 customer reviews on The Fair Hearing, with an average rating of 4.6 out of 5.
Showing 546 reviews with 5 stars · Clear filters
Shipping is always quick! And every one of their products I have used has produced results.
By Christy P.
I ordered the Collagen peptides came quick!!
By Mo
Everything has been great so far!!!
By J. G.
Experience was awesome an plenty of info to make the right choice in supplements
By marcus K.
Already feel the difference!
By Adam M.
Delivery was very fast!
By Leigh H.
Always good experience and deals with Blackstone Labs, when I started my lifting journey I started getting the best results when I start buying my supplements here, for some of the best prices too and the free samples we get from time to time helps a lot too !!
By Mark B.
Easy to find what I need and easy to order/check out
By Paul E.