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. 2020 Apr 13;12(4):1071. doi: 10.3390/nu12041071

Table 1.

Trial study design.

Intervention Period (Weeks) 0 2 3 4 5 6 8 12
(Weeks since UV Irradiation) (0) (1) (2) (3) (4) (6) (10)
Precheck
 Visit to facility
 Informed consent
 MED evaluation
Evaluation of pigmentation
 UV-irradiation (1.5 MED)
 Erythema, melanin, L value
Evaluation of facial skin condition
 Water content, TEWL
Ingestion of test sample graphic file with name nutrients-12-01071-i001.jpg
Recording in diary graphic file with name nutrients-12-01071-i001.jpg

MED: minimal erythema dose; TEWL: trans-epidermal water loss. ●: visits for the measurement.