Nutritionist Cape Town

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About Catherine Day

Cath Day provides sound and individualized nutrition advice to her clients and patients. She is a registered dietitian and certified lactation consultant based in the Southern Suburbs in Cape Town, Constantia.
She is also a lecturer at the Division of Human Nutrition, Department of Biology at the University of Cape Town. She has a passion for teaching her students and most of all the public about nutrition. Her approach to nutrition is to help her clients with make healthy choices and to work with the mind when it comes to healthy living.

Cath has also served her profession on a volunteer basis for 5 years as she was the chairperson of Western Cape Branch for the Association of Dietetics South Africa and served on the Executive Committee for the Association of Dietetics South Africa as the Communications Portfolio Holder.



Cath’s special interests include: 

  • Holistic plans for sustainable weight loss
  • Irritable bowel syndrome (spastic colon) with a special interest in the low FODMAP diet
  • Nutrition for Rheumatic Diseases (gout, rheumatoid arthritis) 
  • Cardiovascular Nutrition (high cholesterol, high blood pressure) 
  • Maternal (pregnancy) Nutrition
  • Breastfeeding Management (lactation consultancy services) 
  • Infancy Nutrition (introduction of complementary (weaning) foods)

Cath is an avid breastfeeding promoter and assists mothers with breastfeeding problems such as nipple and breast pain, latching and positioning. She can also assist with recommendations for colic babies. She also provides advice on how mothers can return to work while still continuing to breastfeed. 

Additionally she writes for the media about all things nutrition and healthy living, trains women in the community regarding early childhood development and nutrition for childhood.

She also loves to be involved in corporate wellness by doing talks, smoothie, lunchbox and other displays at Wellness Days .

Certified Lactation Consultant with a PASSION for helping mom’s and baby’s breastfeed

For the best start to life
[servicebox icon=”fa-heart” contents=”Loving food is why a dietitian becomes a dietitian. We have a love for food which is smart to eat & is what I would love to pass onto you so you may love life for a long time to come! I can help you with general healthy eating, weight management, pregnancy nutrition & sports nutrition. Click here to see my services” title=”How I can help you…” el_class=”services-box”]
[servicebox icon=”fa-cutlery” contents=”Without food, our bodies would not have fuel to do work.Therefore, providing the body with the correct balance of fuels, in the form of essential nutrients, is vitally important. This has been known for many years and is the reason why the field of nutrition was born. Who better to learn from than a dietician.” title=”Nutrition is the essence to life. ” el_class=”myvalues-box”]
[servicebox icon=”fa-user” contents=”I am a registered dietitian with the Health Professionals Council of South Africa (DT 0038369), a member of the Association of Dietetics of South Africa (ADSA), BHF and PCNS – Pr No. 084 000 0449008. I also serve on the Western Cape ADSA board as a CPD officer.” title=”Catherine Day Dietetics, nutrition expert” el_class=”food4thought-box”]


  • BSc Human Life Sciences – University of Stellenbosch
  • BSc (Med)(Hons) Medical Physiology – University of Stellenbosch – Cum Laude
  • BSc (Med)(Hons) Nutrition & Dietetics – University of Cape Town
  • Postgraduate diploma: South African Lactation Consultancy (final exam marks pending): University of Witwatersrand
  • Association of Dietetics South Africa – Executive Board for Communications
  • Western Cape Association of Dietetics South Africa Board – Vice President
  • Lecturer at the University of Cape Town: Division of Human Nutrition: Nutrition Science & Clinical Nutrition
  • Research: Fetal Alcohol Syndrome – Child development (University of Cape Town)
  • CNE 2011 – University of Stellenbosch
  • Treating the Emotional Eater Foundation Course (Module 1 & 2) in 2013
  • Treating the Emotional Eater Course (Module 3 & 4) in 2014

Magazine Articles Published

      • Good House Keeping – Sugars found in fruits. Published July 2015
      • Woman’s Health Magazine – Is bread the devil? Published August 2015
      • Trail Magazine – Statement provided on Glycaemic Index and Energy in 2014
      • Weigh less internet article – Contributor on High Protein and High Fat Diet in 2014
      • YOU Magazine – Alcohol and Portion Size contributing Author in 2014
      • Woman’s Health Magazine – Food Synergy. Published in August 2013
      • Foschini X Magazine – Food Labels, Published in 2012
      • Jump Magazine – Caution with your portion, Published with Western Cape ADSA Branch in 2013

Scientific article published

        • Harbron J, Booley S, Najaar B, Day CE.
        • Responsive feeding: establishing healthy eating behavior early on in life. S Afr J Clin Nutr 2013; 26(3)

Other Media Contributions

        • Hectic 9 TV Show – Food safety & Sugar and Health (aired November 2014 on SABC 2)
        • Expresso TV Show – Competitive Eating (aired March 2015 on SABC 3)
        • Expresso TV Show – Breastfeeding in the work place (aired August 2015 on SABC 3)

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What is in the newsletters?

      • Article
      • Recipes
      • Shopping lists
      • Nutrition tips (depending on theme of the newsletter)
      • Notices
      • Product evaluations

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[servicebox icon=”fa-ban” contents=”FAD diets are those which promise miracle weight loss in a short span of time and those which restrict foods/ food groups.These diets actually make it much more difficult to lose weight in the long term because they are not sustainable. Restrictive diets, from a dietitian’s point of view, are totally unacceptable! All foods can be enjoyed if you are empowered with the correct nutritional skills and knowledge!” title=”Do Away with FAD Diets!” el_class=”services-box”]
[servicebox icon=”fa-cutlery” contents=”Kick start your metabolism by eating 3 main meals per day and 2 snacks in between. If you have been skipping meals or if your current eating habits are erratic then your body needs to relearn how to burn energy! The best way to ‘up’ your metabolism is by making sure you eat regularly.” title=”Eat smaller more frequent meals”]
[servicebox icon=”fa-user” contents=”Just like we are all have different personalities – we all have different needs, likes and dislikes! Having said this – it is important to understand that what works for one, will not necessary work for the other. Personalized dietary advice based on your specific needs can be achieved by working together with a dietitian. ” title=”Everyone is unique! ” el_class=”food4thought-box”]
[servicebox icon=”fa-refresh” contents=”Routine is one of the most powerful ways in which you can manage your eating habits. Eating at similar times every day is definitely the way to go when trying to manage your blood sugar levels. By learning how to control this = LESS cravings! ” title=”Routine is KEY…”]
[servicebox icon=”fa-check” contents=”Planning ahead is one of the easiest ways to ensure you succeed in reaching your goals! This helps you to think about what you will be doing in advance which helps you learn how to deal with different situations and temptations. ” title=”Be prepared! ” el_class=”myvalues-box”]
[servicebox icon=”fa-bicycle” contents=”The world is a beautiful place to be! And should gym not be your cup-of-tea – no worries! Making sure you are moving about and getting in some form of exercise is more beneficial than getting no exercise! Exercise is one of the single most important strategies which promote great health and a significant reduction in disease. ” title=”Be active!”]
[servicebox icon=”fa-group” contents=”There are many people who struggle with their weight as well as those who already have lifestyle-related complications – it is what you can do to take the necessary steps in improving not only your physical health but also your overall well-being. Working hard to ensure weight loss and an improvement in lifestyle is the most rewarding experience – even if you take small steps to start! ” title=”Remember you are not alone AND you can do it! ” el_class=”services-box”]
[servicebox icon=”fa-heart” contents=”Loving food is why a dietitian becomes a dietitan – we have a love for food which is smart to eat and is what we would love to pass onto you so that you may love life for a long time to come! ” title=”Love Food. Eat smart. Love life”]
[servicebox icon=”fa-user” contents=”Dietitians base their recommendations on evidence-based nutritional guidelines however as each individual is different these guidelines are then tweaked by the dietitian to suit each individuals different needs taking into account any disease specific information and the lifestyle practices. Click here to view my contact details
” title=”Who better to learn from than a dietician, the nutrition experts.” el_class=”food4thought-box”]