What is alpha-gal syndrome?

Text about alpha-gal, a sugar molecule found in mammals and present in mammalian meats and byproducts, on a pink background with a logo at the top reading 'Two Alpha Gals' accompanied by a small graphic of a fork.
Text about alpha-gal syndrome and mammalian allergy, mentioning the lone star tick.
An infographic listing common symptoms of a health condition, titled 'Two Alpha Gals'. Symptoms include itching of palms and soles, flushing, hives, vomiting, diarrhea, nausea, abdominal cramping, hypotension, rapid pulse, dizziness, fainting, chest tightness, wheezing, cough, hoarseness, difficulty breathing, and anaphylaxis.
A colorful infographic depicting a journey map with a winding road through four stages: from top to bottom, a plate with utensils, a person with a star badge, a group with raised hands, and a hand holding a medical kit, symbolizing different steps in an AGS journey.