
Learn about the importance, functions and interactions of nutrients for health and wellbeing in this free online course. This course provides an insightful exploration of how food is transformed through digestion, absorption, and nutrient utilisation. Discover macronutrients and micronutrients, exploring their structure and characteristics, functions, and food sources. Learn how these nutrients interact to support energy production, growth, and the regulation of vital bodily processes, highlighting their critical impact on overall health and well-being.
| Course Category | Nutrition & Diet, Health Care |
| Course Qualification | CPD Certificate |
| Course Duration | 3-4 hours |
| Course Fee | Free |
| Entry Requirements | Like all courses on the Alison Free Learning platform this is a free, CPD-accredited course. A Graduate can choose to buy a certificate or diploma upon successful completion of a course, but this is not required or necessary. At Alison we believe that free education, more than anything, has the power to break through boundaries and transform lives. Alison is the world’s largest free online empowerment platform for education and skills training, offering over 5000 CPD accredited courses and a range of impactful career development tools. It is a for-profit social enterprise dedicated to making it possible for anyone, to study anything, anywhere, at any time, for free online, at any subject level. Through our mission, we are a catalyst for positive social change, creating opportunity, prosperity, and equality for everyone. |
| Career Path | What You Will Learn In This Free Course • Distinguish between mechanical and chemical digestion • Outline the processes involved in digestion, absorption, and utilisation of nutrients in the gastrointestinal system • Describe the structure, characteristics and major food sources of the nutrients • Explain how the absorption of the nutrients occurs along the gastrointestinal tract • Identify the factors that affect the absorption and utilisation of different nutrients • Describe the functions in the body of each of the types of nutrients • Explain the role of nutrients in both supplying energy and supporting energy metabolism • Describe how energy expenditure occurs in relation to basal metabolism, physical activity, and growth • Discuss the role of nutrients in the regulation of vital body processes • Explain how nutrients interact for the growth of soft and hard tissue and in blood production |
| Course Code | 7177 |



Enrol with Alison today! This free online certificate course teaches you how to use CPR, AED, and first aid to save lives.
Enrol with Alison today! Learn how to give good care to the elderly with the nursing procedures and practices in this free online nursing course.
Enrol with Alison today! Learn the important functions and practices of human resource professionals in this free online diploma course.
Enrol with Alison today! In this free online course, learn how to implement the HACCP Food Safety System in your catering establishment.