Common: Flu-like symptoms, loss of appetite, perspiration with foul odor, weakness, dizziness, cold sores, fever blisters, high fever, tumor pain, intestinal cramping, diarrhea, and vomiting. (The Gerson handbook claims that these adverse reactions are indicative of response) (1).
Common (metabolic diet): Nutrient deficiencies (calcium, vitamins D and B12, protein), anemia, and malabsorption may result from metabolic diets.
Reported: Campylobacterfetus sepsis caused by the liver injections was reported in 13 patients using the Gerson therapy between 1980-6; liver injections were subsequently eliminated from the regimen. Coma from low serum sodium (as low as 102 mEq/l) occurred in 5 of these patients (9).
Coffee enemas cause electrolyte imbalance, which has resulted in serious infections, dehydration, colitis, constipation, and death.
Case Reports (Coffee enemas): Case 1: Multiple seizures and hypokalemia leading to cardiorespiratory arrest, coma, and death were reported after excessive use of coffee enemas (1-4 per hour) for a number of days. Case 2: Death attributable to fluid and electrolyte imbalance causing pleural and pericardial effusions after use of coffee enemas, 4 per day for 8 weeks (5).