How palm-kernel oil and red palm oil are manufactured in Ghana

 

Yellowish palm kernel oil and red palm oil, illustrating the end of the two finished products in Ghana. Photo credit: healthshots.com

Introduction

In my first article about the palm tree, I explained why it is considered the most useful and versatile tree on earth. I highlighted the wide range of products it provides, including palm wine, soap, sweeping brooms, and even ingredients for traditional soups.

In today’s concluding article, I focus on two major oil products derived from the palm tree and reveal how they are processed and produced.

 

Palm Oil: What It Is and How It Is Manufactured in Ghana

 

Palm oil is a reddish-gold edible oil extracted from the fleshy mesocarp of the oil palm fruit (Elaeis guineensis). In Ghana, palm oil is a staple ingredient in many households and a major raw material for industries producing soap, cosmetics, detergents, and traditional foods.

 

Related post: Why the palm tree is the most useful and versatile tree on earth

 

The manufacturing process blends long-standing cultural practices with modern mechanized systems. The process begins with harvesting ripe palm fruit bunches, which are transported to processing sites. The fruits are sterilized, traditionally by boiling in large drums or, in modern factories, by using steam pressure.

 

Sterilization softens the fruits and loosens them from the bunch. The fruits are then threshed to separate them from the stalks. Afterward, the fruits are pounded or mechanically digested to break the pulp and release the oil.

 

The resulting mash is pressed, either manually or with hydraulic or mechanical presses, to extract the crude palm oil. The oil is then boiled and skimmed to remove impurities before being clarified and stored. This process produces the vibrant red palm oil widely used across Ghana.

 

Palm‑Kernel Oil: What It Is and How It Is Manufactured in Ghana

 

Palm‑kernel oil is a different product entirely, extracted not from the fruit pulp but from the hard seed inside the palm fruit. It is lighter in color, higher in saturated fats, and widely used in soap making, cosmetics, pharmaceuticals, and confectionery industries.

 

After palm oil extraction, the leftover nuts are dried and cracked to release the kernels. These kernels are washed, sorted, and dried to reduce moisture. Traditionally, the kernels are roasted and pounded before being boiled to release the oil.

 

In modern processing, the kernels are fed into mechanical expellers that crush them under high pressure to extract the oil. The crude palm‑kernel oil is then filtered and refined to remove impurities.

 

The remaining kernel cake becomes valuable animal feed. This dual‑oil system, palm oil and palm‑kernel oil, makes the oil palm one of the most economically important trees in Ghana.