Here are some other useful links about nickel food allergies and topical nickel allergies. More information about nickel allergies, systemic nickel allergy syndrome (SNAS) or nickel food allergies have been published in the last several years.
FDA Total Diet Study: Elements Results Summary Statistics Market Baskets 2006 through 2011, revised February 2016.
Nickel content begins on page 118. More info about FDA diet studies.
Penn State Hershey Dermatology – Low Nickel Diet (food listed on the left side aren’t high in nickel, only foods on the right side)
USGS GeoChemical & Mineralogical Map for Soils of the Conterminous United States (Nickel shown on figures 77-79 / pages 161-166).
Other Related Links & Useful Information
Skintifique (**is an affiliate link) / My Skintifique Product Review with $15 referral credit
Library photo by Jessica Ruscello on Unsplash.