Through ongoing research, he explores and utilizes underappreciated and often unknown marine species, helping to reduce fishing pressure and promote sustainable practices.  León’s pioneering work includes the introduction of marine phytoplankton as a culinary ingredient and the cultivation of Zostera marina, a seagrass grown for the first time as a food source.

His cuisine reflects a deep respect for the ocean, transforming overlooked marine resources into refined, forward-thinking dishes.In recognition of his impact, León has received multiple international honors. He was named a Food Hero 2023 by the FAO (United Nations), ranked #13 in The Best Chef Awards 2023, and recognized in Dubai 2024 for his contributions to culinary science.

Additionally, in 2023, he was appointed Brand Ambassador in Spain by the Sustainable Restaurant Association (UK) for the Food Made Good label.Through Aponiente, León continues to push boundaries, redefining how the sea can feed the future.