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Study to evaluate the total antioxidant capacity of Seresis® (with Thiobarbituric acid reactive substances (TBARS) assays)) in the skin; as well as in buccal mucosa cells (BMCs) and in plasma, compared to baseline values; furthermore to detect the quantitative enrichment of individual antioxidant compounds contained in the product and to investigate whether or not some of them accumulate in target tissues such as skin, BMCs and plasma
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Seresis® | Experimental | 2 capsules per day for a period of 16 consecutive weeks |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Seresis® | Drug |
|
| Measure | Description | Time Frame |
|---|---|---|
| Total antioxidant capacity in skin biopsies | Day 0, Day 112 |
| Measure | Description | Time Frame |
|---|---|---|
| Total antioxidant capacity in skin biopsies | Day 0, Day 56 | |
| Total antioxidant capacity in buccal mucosa cells (BMCs) | Day 0, 14, 28, 42, 56, 84, 112 | |
| Total antioxidant capacity in plasma |
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Inclusion Criteria:
Exclusion Criteria:
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| Day 0, 14, 28, 42, 56, 84, 112 |
| Plasma levels of vitamin C and E and carotenoids | Day 0, 14, 28, 42, 56, 84, 112 |
| Levels of vitamin E and carotenoids in skin biopsies | Day 0, 56, 112 |
| Levels of vitamin E and carotenoids in BMCs | Day 0, 14, 28, 42, 56, 84, 112 |
| Number of subjects with adverse events | up to 119 days |
| Assessment of tolerability by investigator on a 4-point scale | Day 112 |
| Assessment of tolerability by volunteers on a 4-point scale | Day 112 |
| Number of patients with abnormal changes in laboratory parameters | up to 112 days |