Assessment of the SPF factor by in-vitro method:
Assessment of the SPF factor by in-vivo method:
During test we evaluate:
Photo Patch Test
- confirmation of the existence of UVA and UVB filters in the recipe,
- the evaluation of sun protection effectiveness according to Boots scale (Optometrics LLC),
- testing of waterproof properties,
- testing of photo-stability,
- quick and useful research during the recipe development (results within 3 days).
Assessment of the SPF factor by in-vivo method:
- testing necessary to evaluate safety of cosmetics and protection of the skin during tanning,
- testing is performed according to the ISO 24444,
During test we evaluate:
- photo-type of persons participating in the research,
- the value of SPF factor for each test,
- the confidence interval of the result and its interpretation.
Photo Patch Test
- Photo-allergy
- Photo-toxicity
