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Green Potato & Sprouts
CAUTIONGreen (sunburned) potatoes, sprouts, leaves and stems contain solanine. Cooked, peeled potato flesh is safe.
Toxicity Level
5/10Why It's Dangerous
Like tomatoes, potatoes are a nightshade and accumulate toxic glycoalkaloids in green or sprouting tubers and above-ground parts.
science
The Science
Solanine and chaconineSolanine and chaconine are concentrated in green skin, eyes (sprouts) and plant tops. They disrupt cell membranes and inhibit cholinesterase, affecting the GI tract and nervous system. Cooking does not reliably destroy these toxins.
Sources
- •Blue Cross UK — Pet Poisoning Guidance
- •ASPCA Animal Poison Control Center
scale
Dosage & Thresholds
Discard any potato that has green skin or active sprouts. Cooked, white-flesh potato in moderation is fine.
Symptoms to Watch For
warningVomiting
warningDiarrhea
warningDrooling
warningTremors
warningLethargy
warningConfusion