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Table 6 Antioxidant capacity of neem cosmetics and reference compounds (mg / mL)

From: Inhibitory effects of Azadirachta indica secondary metabolites formulated cosmetics on some infectious pathogens and oxidative stress radicals

Neem samples sand reference compounds

 

Activity

 

DPPH •

LP •

NO •

NMS (IC50)

6.50 ± 0.12

5.81 ± 0.03

4.78 ± 0.12

NMLS (IC50)

5.50 ± 0.01

5.11 ± 0.02

4.06 ± 0.02

NMSBS (IC50)

4.30 ± 0.10

3.26 ± 0.01

3.06 ± 0.03

NMLSBS (IC50)

2.60 ± 0.02

1.75 ± 0.03

1.65 ± 0.01

NMC (IC50)

10.42 ± 0.12

6.23 ± 0.03

6.10 ± 0.02

NMLC (IC50)

5.48 ± 0.01

5.21 ± 0.02

3.94 ± 0.02

NMSBC (IC50)

5.10 ± 0.10

3.41 ± 0.01

2.49 ± 0.03

NMLSBC (IC50)

4.05 ± 0.02

2. 23 ± 0.03

1.50 ± 0.01

Rutin (IC50) *

5.74 ± 0.02

5.26 ± 0.11

4.80 ± 0.04

Vitamin C (IC50) *

3.18 ± 0.01

2.28 ± 0.03

2.16 ± 0.01

  1. NMS &NMC neem soap and cream without neem EOs, NMLS& NMLC neem soap and cream containing leaf EO, NMSBS & NMSBC neem soap and cream containing neem stem bark EO, NMLSBS & NMLSBC neem soap and cream containing both leaf and stem bark EOs
  2. *positive control drugs, ± SD, n = 3. P < 0.05 was considered significant