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Quince (Cydonia oblonga) is a fruit of notable nutritional and therapeutic value, largely due to its high content of bioactive compounds. This study presents a comprehensive evaluation of the nutritional composition, antioxidant capacity, and polyphenolic profile of quince fruits Through standardized and rigorous physico-chemical analyses, the fruit was shown to possess a complex nutritional profile, with a particularly high concentration of vitamin C. Additionally, quince exhibited strong antioxidant activity, wh...

The walnut kernel (Juglans regia L.) is highly appreciated for its unique sensory properties and nutritional value. Walnut kernels contain around 60% oil; this varies from variety to variety. Walnut oil is cold-pressed from dried walnut kernels and has a strong and distinctive walnut flavour. The effect of adding some spices as a natural source of antioxidants on the oxidative stability of walnut oil was investigated in the present study. Three types of flavoured walnut oil were obtained: with garlic (Allium sativ...