A and Body Composition

The body-fat lowering efifeet of CLA observed in experimental animals has led to the idea that CLA eould be used as a tool in body weight management in humans. This is probably one of the most eontroversial and highly studied efifeets of CLA. A number of studies have been conducted in subjeets with normal body weight, some have investigated 

TABLE 28.1. Published Studies Investigating the Effect ofCLA on Body Composition in Humans. 

Treatment Subjects Effects on Body Composition Reference 

4 g/d CLA (75% pure, Tonalin) vs. olive oil fbr12wks 60 overweight or obese male and female age 18 No significant change in body weight or BMI Berven et al. 2000 

9 g/d CLA (65% pure, Tonalin) vs. linoleic acid for 9 wks In a metabolic suite 17 healthy women age 20-41 No change in body weight, body fet mass, or body lean mass Zambell et al. 2000 

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