This research was funded by CRESC Algarve and European Regional Development Fund through the ALG-01-0247-FEDER-069961 PERFORMALGAE project. © 2024 by the authors. Licensee MDPI, Basel, Switzerland.; Microalgae are a promising feedstock with proven biostimulant activity that is enhanced by their biochemical components (e.g., amino acids and phytohormones), which turns them into an appealing feedstock to reduce t...