Sweet orange (Citrus sinensis
) peel is a major source antioxidants (anthocyanins, ascorbic acid and hydroxycinnamic acids) and pectin (a non-digestible carbohydrate that stimulates the growth of probiotic bacteria in the colon).
: Sweet orange essential oil has excellent antifungal activity against Aspergillus
spp., the fungus responsible for causing aspergillosis and aflatoxicosis in birds.
: Using citrus peel extract (600-1200 mg/kg for 14 days) resulted in a significant reduction in Ascaridia galli (roundworms)
loads in infected chickens.
: Dietary supplementation of sweet orange peel extract (1000 ppm) may improve immunity.
: Dried orange residues were shown to improve some performance (e.g. feed intake and body weight gain), decrease liver and abdominal fat and also serum triglyceride level.