However, starchy foods may form acrylamide, a harmful chemical, when pressure cooked. Consumption of this chemical on a regular basis may lead to health issues like cancer,
infertility, and neurological disorders. Plus, most pressure cookers are made of aluminum that may leach into your food when the cooker is overheated. Exposure to high levels of aluminum has been linked to neurotoxicity (damage to the brain or peripheral nervous system).
Because pressure cooking is an enclosed form of cooking, there is no contact with air. Therefore, some nutritionists argue that the ingredients may remain uncooked from within which can hamper your digestion on being consumed.
Almost all cooking methods, including pressure cooking, have their own pros and cons. For healthy eating, it is important to strike a balance between various cooking methods.