Rice Bran: From Waste to Nutritious Food Ingredients

Area of Science:

• Agricultural Science
• Nutritional Science
• Biochemistry

Background:

• Rice (Oryza sativa L.) is a global staple, primarily consumed as white rice after milling removes nutrient-rich bran and germ.
• Rice bran contains valuable bioactive compounds like phenolic compounds, tocotrienols, tocopherols, and γ-oryzanol.
• These compounds show potential in protecting against chronic diseases such as cancer, vascular disease, and type 2 diabetes.

Purpose of the Study:

• To review the role of rice bran in metabolic ailments.
• To highlight the bioactive constituents of rice bran.
• To discuss the food product applications of rice bran.

Main Methods:

• Literature review of scientific studies on rice bran.
• Analysis of bioactive compounds present in rice bran and its by-products.
• Exploration of potential applications in functional foods and disease prevention.

Main Results:

• Rice bran is rich in bioactive compounds with potential health benefits.
• By-products of rice bran oil extraction also contain valuable bioactive substances.
• Rice bran is underutilized, often serving as animal feed or waste.

Conclusions:

• Rice bran and its derivatives hold significant potential as functional food ingredients.
• Further understanding of the molecular mechanisms of rice bran's bioactive compounds can aid in preventing metabolic diseases.
• Valorizing rice bran offers a promising avenue for the food industry and public health.