Purchased the Cosan for my Mom and she…
Purchased the Cosan for my Mom and she loves the taste and the health benefits. This product does what it claims. Enjoy water again! Thanks Cosan USA
By Richard. F.
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
80 reviews
Select a line to read only those reviews.
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Alkaline Antioxidant Water, hydration, health, increased energy, immune system, Pure Hydration, digestive health, detoxification, anti-oxidants,
Cosan USA (cosanusa.net) has 80 customer reviews on The Fair Hearing, with an average rating of 4.7 out of 5.
80 approved reviews, newest moderated first
Purchased the Cosan for my Mom and she loves the taste and the health benefits. This product does what it claims. Enjoy water again! Thanks Cosan USA
By Richard. F.
no reservations, I would recommend this company to anyone.
By Sean
The people at Cosan are extremely helpful—I changed over from a competitor and wasn’t sure what to purchase—they made the transition so smooth, and are always available!
By Cher
My water now has a good taste & I would recommend this company to anyone who wants Alkaline water. I am reading a book called the PH diet & it says if you can only change one thing right now It would be to drink Alkaline water since it is so important for you.
By Sally
Very good.Love it,telling all my friend to get it.
By Bernadette
Best system on the market!!!!
By Dave
We love all our Cosan products and the people at Cosan are very gracious to answer any lingering questions about their products! Because the water tastes so good, we drink a lot more water than before!
By JR & V.
I am very pleased with the product, and the pricing was reasonable.
By Sharon