Entries by Tamzyn Murphy

Sweet tooth, sick heart

By Tamzyn Murphy, RD, MSc (Dist.)   Guard your heart this Valentine’s day. Say NO to SUGAR… Sugar may be sweet on the tooth but it’s no sweetheart. In fact it may be the most damaging thing to your heart that you can put in your mouth.    High blood pressure puts stress on your […]

Addictive eating

By Tamzyn Murphy RD, MSc (Dist.)   Food addiction is real. Cravings and ‘food addiction’ appear to be present in around 15 – 20 % of overweight and obese individuals [1, 2]. But not all foods are created equal when it comes to triggering addictive eating. Food addiction or addictive food behaviours are specifically linked […]

Night-shift work promotes insulin resistance and weight gain

By Tamzyn Murphy, RD, MSc (dist.)   Night shift workers are prone to conditions associated with insulin resistance (Hidalgo M, 2010) – obesity (Peplonska B et al., 2015; Chen J et al. 2009) and metabolic disease, diabetes (Pan A et al, 2011) and cardiovascular disease (Knutsson & Boggild, 2011).   Melatonin – the sleep hormone […]

LCHF and kidney function

Except from MSc (Med) Physiology Dissertation (UCT), by Tamzyn Murphy (RD)   Safety concerns have been raised over low carbohydrate high fat (LCHF) diets’ relatively high protein content, for renal function [100]. While protein intake on LCHF diets may be higher than on conventional diets, it seldom exceeds 30 % total daily energy intake (TDEI) […]


We are excited to be launching our August  4-WEEK HEALTHY WEIGHT CHALLENGE: The Low Carb Way! An online support program for people wanting to lose weight, achieve a healthier lifestyle and combat metabolic disease. Prepare to reclaim your body and your health, as our Registered Real Food Dietitians, Bridget and Tamzyn, guide you every step of the […]

Preparing legumes to maximise nutrition and minimise adverse effects

By Tamzyn Murphy BSc Med(Hons) Human Nutrition and Dietetics, RD   Legumes (peas, beans, lentils and peanuts) contain pesky and destructive anti-nutrients, which bind to other nutrients in food, inhibiting their absorption. Anti-nutrients also irritate the gut-lining, causing stomach trouble and making the gut ‘leaky’ – allowing proteins and other-usually ‘banned’ components through the gut wall […]

Can kids ‘Bant’?

By Tamzyn Murphy BSc Med(Hons) Human Nutrition and Dietetics, RD   We await the verdict of Prof Tim Noakes’ HPCSA trial over a tweet in which he “advised” a mother to wean her child onto LCHF food. In the meantime let’s take a closer look at the evidence regarding Banting and kids…   Today’s children are […]

Best first food for baby: Meat vs cereal

By Tamzyn Murphy BSc Med(Hons) Human Nutrition and Dietetics, RD   South African personality, sports scientist and Emeritus UCT Professor Tim Noakes is making news headlines again as the second and last day of the closing arguments of his “Baby Banting” trial before the Health Professions Council of South Africa (HPCSA) commences. The council is investigating […]