The power of the sea unites Marnaton & Herooj

For the second year in a row, Marnaton & Herooj remain united to popularize open water with the best energy.

The sponsorship agreement values ​​one of the most awarded values ​​of the world in which we live, the ocean, along with the ingredient seawater, a key ingredient in the formulation of Herooj products.

Marnaton continues to surround itself with the best partners to face 2023 & 2024 with all the guarantees. In all open water events, participants will have sports nutrition products Herooj.

sustainability and respect for the environment must be two fundamental pillars to continue enjoying sport as until now. And both Marnaton and Herooj agree on this point, which seeks to formulate its products with natural ingredients and minimize the environmental impact of its products.


One of the most outstanding characteristics of Herooj is the willingness to offer athletes products formulated according to the physiological needs of the organism. The sports nutrition market has always had digestive problems for many athletes, this being one of the main reasons for introducing seawater in the formulation of their products.

6 open water tests

Marnaton offers a total of six events for all audiences in unique locations to enjoy the open water.

With different distances, you can enjoy the crystalline waters of Formentera, continuing with Begur and Sant Feliu de Guíxols on the Costa Brava, Cadaqués, Barcelona and Ibiza.

Natural energy formulated with seawater


Herooj products are strictly designed and formulated according to the three phases of sports activity: performance, recovery and immunosport. Finding in seawater, multiple benefits and the widest spectrum of minerals (more than 75 types) than any other product can have. And it is that seawater is impossible to reproduce or manufacture artificially and covers the main needs of rehydration and bioavailability of nutrients in our body.


In this way, Herooj will offer all the participants of the Marnaton events sports nutrition options and supplements that cover all their needs. Now all that remains is to enjoy the challenges that nature offers us.


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