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Israeli researchers find conventional diabetes diet faulty and offer a new breakfast-heavy approach that reduces weight and blood-sugar levels.
Can diabetics throw away their insulin pumps simply by changing their diets?
Israeli research published in Diabetes Care suggests that the standard diet recommended for diabetics is making things worse.
Perhaps counter intuitively, eating a big breakfast of starches and sugars can help diabetics replace the need to inject insulin, while at the same time reducing the weight gain associated with diabetes and improving overall cardiovascular health.
Type 2 diabetics must inject themselves with insulin, a hormone that regulates the movement of sugar into liver, muscle and fat cells, up to four times a day. The injections keep patients alive but trigger a vicious cycle where increasingly higher doses are required.
In addition to insulin injections, diabetics generally follow a diet nicknamed “6M” –six small meals spread throughout the day, including a bedtime snack to prevent a drop in sugar levels during the night.
The new diet protocol is dubbed 3M and calls for just three meals a day, starting with bread, fruit and sweets in the early hours of the morning, a substantial lunch and a small dinner (specifically lacking any starches, sweets and fruits).
The 3M diet seems to be better matched to our circadian rhythm, which is optimized for eating in the morning and fasting during the evening and night, the research shows.
The 6M diet, by contrast, “has not been effective for sugar control, so diabetics require additional medication and insulin,” explains co-lead researcher Prof. Daniela Jakubowicz of Tel Aviv University and Wolfson Medical Center’s Diabetes Unit.“Insulin injections [also] lead to weight gain, which further increases blood sugar levels.”
In a study of 29 Type 2 diabetes patients, those on the 3M diet lost weight and experienced substantially improved sugar levels. The 6M diet group did not lose weight or experience any improvement of sugar levels.
“Their need for diabetic medication, especially for insulin doses, dipped substantially. Some were even able to stop using insulin altogether,” said Jakubowicz.
“In addition, the 3M diet improved the expression of biological clock genes. This suggests that the 3M diet is not only more effective in controlling diabetes, it may also prevent many other complications such as cardiovascular disease, aging and cancer, which are all regulated by the biological clock genes.”
This may be the mechanism that makes the 3M diet successful, “as it enhances insulin secretion and improves sugar delivery into the muscles, creating a balanced daytime and nocturnal glucose metabolism.”
The researchers — also from the Hebrew University, Hadassah Hebrew University Medical Center and the Weizmann Institute of Science in Israel, as well as Lund University in Sweden — will next investigate the role certain proteins play in breakfast foods consumed by diabetics.
By Brian Blum