New test promises faster olive oil grading

A new method for predicting the quality of extra virgin olive oil has emerged from recent research, offering a faster and more accurate way to assess the fatty acid, phenol and volatile compound profiles that determine grade and market value. According to BioTechniques, the technique tests olives directly rather than requiring the traditional time-consuming laboratory analysis of pressed oil, a shift that could reshape quality control across the Mediterranean's largest oil-producing regions.

Puglia, which produces roughly one-third of Italy's olive oil and supplies the global market with millions of tonnes annually, stands to benefit significantly from such innovation. The region's producers have long relied on conventional testing methods that delay certification and add cost to the export chain, particularly for smaller mills competing in international markets where speed and transparency increasingly matter.

The development arrives as Puglia's olive sector faces mounting pressure from disease, climate stress and the need to prove quality to foreign buyers. A rapid, reliable grading method could strengthen the region's competitive position and help producers command premium prices for certified extra virgin oil in North America and Northern Europe, where Mediterranean authenticity commands a premium.