Table 2 Growth performance and feed utilization of Nile tilapia-fed diets supplemented with curcumin nanoparticles (CUR-NPs) and Spirulina platensis (SP) for 56 days

Initial body weight (g)

10.00 ± 0.06

9.97 ± 0.03

10.00 ± 0.06

0.089

Final body weight (FBW, g)

24.77 ± 0.25^b

35.85 ± 1.43^a

37.43 ± 1.63^a

0.021

Weight Gain (g)

14.77 ± 0.28^b

25.88 ± 1.46^a

27.43 ± 1.69^a

0.014

Weight Gain %

147.67 ± 1.38^b

259.67 ± 1.32^a

274.57 ± 1.48^a

0.007

SGR (% day^− 1)

1.62 ± 0.03^b

2.28 ± 0.08^a

2.45 ± 0.05^a

0.024

Feed intake (g feed/fish)

30.59 ± 0.13^b

33.63 ± 0.51^a

34.13 ± 0.37^a

0.001

FCR (g/g)

2.07 ± 0.03^a

1.31 ± 0.05^b

1.25 ± 0.06^b

0.001

Fish biomass (g fish)

495.33 ± 4.91^b

705.87 ± 3.55^a

748.67 ± 2.62^a

0.002

Survival rate (SR,%)

100 ± 0.33

100 ± 0.67

100 ± 0.31

0.061