Futures on arabica and robusta, the most widespread varieties of coffee, have fallen 40 percent since the beginning of 2017 and are now at historically low levels.
The study suggests high-quality coffees are most at risk – with Arabica coffee unable to withstand even slight fluctuations in temperature, humidity and sunlight.
Chanel is using an extraction process that results in an "ultra-pure, ultra-powerful" ingredient with 70 times more antioxidant active molecules than are found in regular coffee beans.
The new Hacienda Alsacia coffee is available exclusively at Starbucks shops in Costa Rica, but the company is currently conducting research to assess options to take it to other countries.
