Sunscreening Agents

- Fitzpatrick Skin Type l, ll and/or lll for UVB testing. Fitzpatrick Skin Type ll, lll and/or lV for UVA testing.
- Male and female.
- Aged between 18-70 years old.
- Good health as determined from the HRL SHF (Subject History Form).
- Signed and dated Informed Consent Form.
- Signed and dated HIPAA (Health Insurance Portability and Accountability Act) form.
- An unambiguous MED (Minimal Erythema Dose) or MPPD (Minimal Persistent Pigment Darkening Dose).

- Subjects on test at any other research laboratory or clinic.
- Known allergy or sensitivity to sunscreens, cosmetics and toiletries, topical drugs and/or ultraviolet light.
- Pre-existing dermatologic conditions which have been diagnosed by a medical professional (e.g. psoriasis, eczema, etc.) which would interfere with this study.
- Pre-existing other medical conditions (e.g. adult asthma, diabetes).
- Treatment with antihistamines or corticosteroids within one week prior to initiation of the test.
- Treatment with antibiotics within two weeks prior to initiation of the test.
- Chronic medication which could affect the results of the study.
- Known pregnant or nursing women.