Studies on
sunscreen loaded SLN showed that the particles themselves act
as UV blocker due to their particulate character, thus leading to
a synergistic effect of both the molecular sunscreen loaded into the
∗ Corresponding author. Tel.: +39 095 738 4010; fax: +39 095 738 4211.
E-mail address: lmontene@unict.it (L. Montenegro).
particles and the UVscattering by the particles (Wissing and Muller,
2002a