Enrollment and interactions/interventions paused due to COVID-19. Not expected to resume in the future. This is not a suspension of IRB approval

The purpose of this study is to explore the potential differences in the skin of people who take fish oil versus soybean oil pills.

Inclusion Criteria:

• At least 50 years of age.
• Good general health.
• No disease states or physical conditions, which would impair evaluation of the biopsy sites.
• Signed, written and witnessed, Informed Consent Form
• BMI is between 18 to 36 kg/m2

Exclusion Criteria:

• Pregnant or lactating women or women contemplating pregnancy for the duration of the protocol. A pregnant test will not be given to women who are capable to pregnant.
• Lovaza™ (prescription fish oil) and not willing to go off Lovaza for 3 weeks prior to enrollment to end of study.
• Frequent NSAID use (not including low dose aspirin) and not willing to go off NSAIDS for 3 weeks prior to enrollment and to end of study.
• Steroids (except inhaled steroids for asthma) and not willing to go off steroids for 3 weeks prior to enrollment to end of study.
• Other medications that may affect the biomarkers of interest.
• Any supplement use (i.e. fish oils, flax seed oils and other oils) that can affect the biomarkers of interest.
• Diet with frequent (1-2 days per week) oily fish (mackerel, salmon, sardines, cold water fish, et al).
• History of photosensitive conditions (connective tissue diseases, polymorphous light eruption, porphyrias etc).
• Received an experimental drug or used experimental device in the 30 days prior to admission to the study.
• History of keloids or any other condition that would complicate wound healing.
• Allergic to soybean, soybean oil, peanuts or seafood.
• History of allergic reactions to local anesthetics.