Is the menstrual heating patch harmful to the uterus?

Cramp care relief patchis a kind of self heating product, which contains substances such as iron powder and activated carbon inside. When the package of the Warming Patch is opened, the iron powder and oxygen inside will undergo an oxidation reaction, generating a large amount of heat energy, thus gradually increasing the temperature of the warming patch. Heat packs generally do no harm to the uterus; instead, they offer more benefits to women:

✅ To help improve menstrual cramp symptoms: Heat therapy patches for menstrual cramps warms and dispels cold, promotes blood circulation around the uterus, helps relieve discomfort in the abdomen and lower back pain.

✅ Promoting menstrual flow: The cramp relief patch produces a continuous warming effect that promotes blood circulation in the pelvic cavity and uterus, speeds up the shedding of the endometrium, and helps with the discharge of menstrual flow.

✅ Helps relieve cold uterus: Long-term use of Heat Patch can improve blood supply to the uterus, which can relieve abnormal blood supply caused by cold uterus.

However, it should be noted that certain special groups of people are prohibited from using it. For women in the preconception period and pregnant women, it is not recommended to use heat packs, as excessive heat in the abdomen may trigger uterine contractions, which may increase the risk of miscarriage or premature birth. If used it for too long or by people with sensitive skin, they may cause skin irritation, leading to dryness, itching, and even contact dermatitis. 

Correct usage method:

1. Ensure the packaging is intact without any damage or bulges. Use it immediately after opening (it will start to heat up upon contact with air).

2. Stick it on the outside of the underwear to avoid skin contact and prevent low-temperature burns.

3. Each use should not exceed 8 to 12 hours.

4. Do not use during sleep: Due to the inability to sense temperature changes, it is easy to cause painless burns.