What Is Porphyrin? The Science Behind Your Dog's Tear Stains
That reddish-brown staining under your dog's eyes has a name and a mechanism. Understanding porphyrin is the first step to addressing it effectively.
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That reddish-brown staining under your dog's eyes has a name and a mechanism. Understanding porphyrin is the first step to addressing it effectively.
Tear staining isn't random. Certain white-coated breeds are almost guaranteed to deal with it — not because of their coat color, but because of what's behind their eyes.
Those reddish-brown streaks under your pet's eyes have a name, a cause, and a solution path that goes deeper than wiping with a damp cloth every morning.