Nickel allergy is the most common contact allergy, and for sensitized people it can reach far beyond the skin into the gut, the microbiome, and possibly the thyroid. This guide covers the links to eczema, IBS and IBD, inflammation, hormones, and cancer, where nickel hides from cheap jewelry and 18/10 cookware to braces and high-nickel foods, what Ray Peat taught about nickel and pans, and practical ways to lower your exposure.

Ivy’s holistic and trauma-informed gut repair protocol. Learn herbs, supplements and actions you can take to support your gut health and heal from leaky gut, IBS and other disturbances. A tried and true approach with explanations and further reading for anyone interested.