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. 2016 Oct 7;9:325–332. doi: 10.2147/CCID.S115519

Table 3.

An increase in L*, ITA, and decrease in b* observed after L/Zi supplementation indicative of skin lightening

Area Placebo
L/Zi (actives)
Baseline Week 12 Difference from baseline Baseline Week 12 Difference from baseline
L* 62.02 62.59 0.57 (0.3216) 62.04 63.08 1.23a (0.0094)
b* 16.50 15.94 −0.56a (0.03) 16.22 15.35 −1.05a (0.0013)
ITA 35.91 37.79 1.88 (0.0754) 36.3 39.97 3.67a (0.0009)

Notes:

a

Significance over baseline; P-value in parenthesis.

Abbreviations: ITA, individual typological angle; L, lutein; Zi, zeaxanthin isomers.