Common side effects of hip enlargement creams include skin irritation, redness, burning, itching, and dryness. In some cases, the cream can cause an allergic reaction which could lead to more serious side effects such as hives, swelling of the face, lips, and tongue, difficulty breathing, and rash. It is important to read the instructions and ingredients list on the packaging of the product before using it. Additionally, it is best to consult a physician before using any hip enlargement cream, as they can advise on potential side effects and how to avoid them.