2,4-dihydroxybenzoic acid

Matricaria chamomilla, commonly known as chamomile (also spelled camomile), German chamomile, Hungarian chamomile, wild chamomile or scented mayweed, is an annual plant of the composite family Asteraceae. M. chamomilla is the most popular source of the herbal product chamomile, although other species are also used as chamomile.

The olive is the fruit of the olive tree (Olea europaea, meaning "Oil from/of Europe"). It is an important food crop in countries around the Mediterranean Sea, and places with a Mediterranean climate. The olive is of major agricultural importance in the Mediterranean region as the source of olive oil; it is one of the three core ingredients in Mediterranean cuisine. About 90% of all harvested olives are turned into oil, while about 10% are used as table olives.

Coffea arabica is a species of Coffea originally indigenous to the mountains of the southwestern highlands of Ethiopia. It is also known as the "coffee shrub of Arabia", "mountain coffee" or "arabica coffee". Coffea arabica is believed to be the first species of coffee to be cultivated, being grown in southwest Ethiopia for well over 1,000 years.