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Table 2 Effect of treatments and storage on peroxide value (meq/kg) of palm oil

From: Antioxidant capacity of cinnamon extract for palm oil stability

Treatments

Storage (days)

Means

0

7

14

21

28

To

2.36 ± 0.06

2.55 ± 0.06

2.63 ± 0.08

2.69 ± 0.04

2.83 ± 0.03

2.61 ± 0.07a

TBHA

2.33 ± 0.03

2.34 ± 0.04

2.41 ± 0.02

2.47 ± 0.06

2.55 ± 0.03

2.42 ± 0.08d

T1

2.36 ± 0.06

2.51 ± 0.06

2.59 ± 0.03

2.66 ± 0.08

2.73 ± 0.06

2.57 ± 0.05ab

T2

2.36 ± 0.05

2.50 ± 0.02

2.58 ± 0.06

2.66 ± 0.06

2.71 ± 0.02

2.56 ± 0.03b

T3

2.37 ± 0.03

2.49 ± 0.05

2.57 ± 0.04

2.65 ± 0.08

2.70 ± 0.08

2.54 ± 0.02b

T4

2.38 ± 0.06

2.48 ± 0.03

2.55 ± 0.06

2.62 ± 0.06

2.66 ± 0.07

2.54 ± 0.01b

T5

2.35 ± 0.04

2.38 ± 0.07

2.46 ± 0.03

2.52 ± 0.07

2.59 ± 0.08

2.46 ± 0.06c

Means

2.36 ± 0.03e

2.46 ± 0.08d

2.54 ± 0.06c

2.61 ± 0.04b

2.68 ± 0.03a

–

  1. To = control
  2. TBHA = synthetic antioxidant (butylated hydroxyl anisole)
  3. T1 = cinnamon extract 0.5%
  4. T2 = cinnamon extract 1%
  5. T3 = cinnamon extract 1.5%
  6. T4 = cinnamon extract 2%
  7. T5 = cinnamon extract 2.5%
  8. Means carrying same letters do not differ significantly
  9. (p < 0.05)