This suggests that a safe rate of weight loss:

will be different for men and women (with the right weight loss due to fat tissue - including during fitness training: Fitness training)
should be expressed as a percentage of initial body weight
And without exception, nutritionists unanimous in the opinion that the daily calorie diets of less than 1,000 calories a threat to health by prolonged use.
Slimgenix Pro
Of all the values in percentage terms will be the most stringent limit 2-3% of initial body weight in a month - in this case, the weight lost will not be perceived by the body as a temporary phenomenon.

Safe for health effective diet for weight loss

All are characterized by fast diet restriction of salt in the food - it leads to the excretion of about three liters of fluid. This is to say that in the actual process of weight loss through diet adipose tissue amount to between 3 pounds - and this figure is close to the value of 3% of initial body weight per month. As for the caloric restriction less than 1000 kcal per day, this border, many of the most effective diets significantly intersect (eg, chocolate diet) - but they are less than a week with additional time limits for re-conduct.

http://www.optimalstackfacts.org/about-slimgenix-pro-is-it-safe/