Importance of multivitamins after Weight Loss Surgery
After Weight Loss Surgery, your capacity to absorb certain nutrients is affected for life by
changes to the digestive system as well as the restriction on the amount of food that can
physically be accommodated across the day.
Key nutrients that can fall low include: Vitamin B 12, Iron, Vitamin D, vitamin b6 and
calcium. These nutrients cause complications due to limited absorption.
A Bariatric Multivitamin also contains a range of other vitamins and minerals to make up for
any shortfall in the diet.
Gastric Sleeve and Gastric Bypass surgery impact the amount of 'intrinsic Factor" a carrier
protein for Vitamin B12. The absorption of B12 after these types of surgery has been shown
as low as 1%. This explains the 350-500mcg daily dose recommended by the ASMBS
(American Society Of Metabolic Surgery) to maintain healthy blood, nervous system and
A Bariatric Multivitamin supplement. is recommended daily for life after sleeve gastrectomy
or bypass surgery as an "insurance policy" against the range of nutritional deficiencies that
can impact on health of a bariatric surgery patient over the longer term. By keeping up the
regular twice daily dose, you can rest assured that many problems like Iron deficiency
anaemia, pernicious anaemia, bone density, hair loss and general feeling of fatigue can be
Your Bariatric dietitian will regularly monitor your bloods for life after bariatric procedures
to ensure the correct balance of b vitamins, B12, Iron, Calcium, Vitamin D, Niacin, Folic
Acid, Electrolytes, and other essential nutrients. Regular check-ups with your Bariatric
Surgeon and dietitian are an essential key to your long term success, and also create a better
early detection and resolution of any issues that may arise along the way.
Your long term success after gastric Sleeve surgery or bypass is more likely when you take
advantage of the professional advice and input of a bariatric team comprising of your
Surgeon, Dietitian, Exercise Physiologist and Psychologist, to assist in all areas that
contribute to obesity.
Your dietitian will recommend a bariatric Multivitamin over a "standard/general" multi as
your needs are no longer general. A bariatric specific multivitamin such as BN multi have
been developed based on the research in to the daily needs of 30,000 WLS patients and have
shown to be superior in quality. Manufactured in Australia, BN Multi provide chewable
tablet form multivitamins (which taste similar to a Vitamin C tablet) for best absorption and
solubility directly after your weight loss surgery. BN capsules are a tasteless solution,
suitable for use 3 months after your surgery date. You will need a Calcium supplement along
side the BN Caps as they are calcium free. BN Cal, Chewable calcium citrate is also designed
based on the research into best outcomes for weight loss surgery patients, and provides
flexibility in a 200mg dose.