Table 3: Results of the evaluation of porphyrins in human volunteers.

	Quantity of porphyrins				Size of porphyrins (%)
	Day 0	Day 1	Day 15	Day 30	Day 0	Day 1	Day 15	Day 30
Nose
Volunteer 1	56	58	52	36	2.02	3.50	3.22	3.77
Volunteer 2	66	44	64	59	5.95	4.36	6.80	6.50
Volunteer 3	68	55	63	69	5.41	5.03	5.56	6.72
Volunteer 4	101	53	45	58	7.70	6.29	5.01	6.39
Volunteer 5	58	48	51	53	4.11	3.26	5.50	3.28
Forehead
Volunteer 1	24	32	30	36	1.32	1.28	1.82	1.67
Volunteer 2	4	2	8	4	0.07	0.07	0.23	0.09
Volunteer 3	35	36	28	39	2.14	2.07	1.39	2.06
Volunteer 4	63	73	40	47	5.82	4.67	1.96	4.58
Volunteer 5	4	3	8	4	0.09	0.04	0.28	0.16
Right Cheek
Volunteer 1	4	4	7	7	0.08	0.27	0.41	0.15
Volunteer 2	0	2	0	2	0.00	0.07	0.00	0.03
Volunteer 3	18	43	40	56	1.56	2.69	3.70	3.74
Volunteer 4	43	40	31	30	5.19	4.88	3.51	2.98
Volunteer 5	0	1	1	2	0.00	0.01	0.02	0.07
Left Cheek
Volunteer 1	3	9	9	2	0.12	0.57	0.55	0.21
Volunteer 2	3	2	0	1	0.06	0.14	0.00	0.05
Volunteer 3	23	41	39	41	2.01	3.28	3.50	3.61
Volunteer 4	50	29	30	30	4.06	4.54	4.71	4.23
Volunteer 5	0	1	1	2	0.00	0.04	0.01	0.03

Size (%) = Percentage of the area covered with the fluorescence of porphyrins (red / orange) and other substances (green or yellow color), Quantity: Number of fluorescent spots, porphyrins, in the analyzed area.