Pro-CaP is a unique dual-nutrient formula containing two essential elements: phosphorus (P) and calcium (Ca) in liquid form. Phosphorus is critical for root development and flowering process, while calcium is vital for cell wall integrity and plant stress resistance It is necessary to mention that most agricultural soils in Iran are calcareous, which significantly limits the availability and uptake of both calcium and phosphorus. In addition to providing fully soluble calcium and phosphorus, Pro-CaP's Superior formula enriched with nitrogen, zinc, potassium and vitamins which gains high popularity among farmers due to proven efficacy