Human Breast Tissue Bioavailability of Topically Applied Limonene

Inclusion Criteria: * Women who are 18-65 years of age * ECOG performance status 0-1 * Normal organ and marrow function * Women of child-bearing potential must agree to use adequate contraception * Willing to avoid consumption and use of citrus or citrus containing products throughout the study * Have both breasts intact Exclusion Criteria: * Have had cancer(s) within the past 5 years * Participated in another clinical interventional trial within the past 3 months * Uncontrolled intercurrent illness * Pregnant or breast feeding * Unable to produce nipple aspirate fluid * Have known allergic or sensitive reactions to skin care products, citrus or coconut oil * Have ongoing skin disorders such as eczema and psoriasis