Table 3 Effects of phytochemicals feed-additives on productive performance, carcass and meat quality of bovine and ovine

[20] Bovine

F

Ferulic acid

FA

↑ Feedlot performance

FA ↑ carcass characteristics and wholesale cut yield

FA (30 days)

↑ Tender, juicier and flavored meat

smaller increases in TBAs values

[33] Bovine

F

Cinnamaldehyde

CIN

-

↑ FI (initial month)

Minimal effects on ADG and FE

Minimal effects on carcass traits similar to positive control

-

[52] Bovine

F

Alfalfa extract, anise, capsicum

Mixture of Cinnamaldehyde and eugenol (CIE)

-

CIE and alfalfa ↓DMI and water intake

-

-

[55] Bovine

F

Thyme and cinnamon essential oils

5 g/d/calf

NE

-

-

[79] Ovine

F

Ferulic acid

300 mg of FA/animal

-BWG and ADG tended to ↓ d 17 to 34

NE

-

[109] Ovine

F

Hesperidin

1500 and 3000 mg/kg

NE

NE

↓ Lipid oxidation values

[115] Bovine

G

Stryphnodendron adstringens,

Commercial product 1 (essential oils) and commercial product 2 (cashew nut)

15 g∙steer − 1∙d − 1

≈ monensin

NE on fat thickness

-

Ovine

G

Carvacrol

0.30 and 0.35 g/Kg of Dry matter

NE

NE

-

[116] Bovine

G

CIN and Thymol blend

100 or 200 mg/Kg of diet

Minimal effect on growth rate and FE

-

-

[122] Ovine

F

Cinnamaldehyde

100, 200 and 400 mg/kg of Diet

NE

NE

↑ off-flavour intensity

[130] Bovine

F

Kocetin™-Quercetin

21 and 42 ppm

10% quercetin

-

-

42 ppm ↑ pH of loin.