Hormonal fluctuations, particularly changes in estrogen and progesterone, are linked to mouth sores (canker sores/aphthous ulcers) due to increased oral tissue sensitivity and immune responses, often seen during menstruation, pregnancy, puberty, or menopause, with lower estrogen levels potentially impacting oral health. These hormonal shifts can make gums more prone to inflammation, bleeding, and ulcers, affecting oral tissues' reaction to plaque and bacteria.
Some studies confirmed that estradiol levels were strongly linked to the development of mouth ulcers by revealing that oral ulcers often recurred in women before or during menstruation when a phase of low estrogen levels and estradiol had a therapeutic role in oral ulcers.
Long-Term Prevention Tips
Adopting healthier habits helps reduce how often ulcers return: Gentle oral hygiene: Brush with a soft-bristle toothbrush and floss daily. Balanced Diet: Include iron, folate, and vitamin B12 to support oral tissue health. Stay Hydrated: Saliva naturally protects the mouth from irritation.
Hormonal imbalances show up as symptoms like fatigue, mood swings, weight changes, irregular periods, skin issues (acne), hair changes, sleep problems, brain fog, low libido, digestive issues, and temperature sensitivity, affecting energy, body functions, and mental well-being, often linked to stress, thyroid, or reproductive hormones.
The most common cause is injury (such as accidentally biting the inside of your cheek). Other causes include aphthous ulceration, certain medications, skin rashes in the mouth, viral, bacterial and fungal infections, chemicals and some medical conditions.
Vitamin Deficiencies Linked to Mouth Ulcers
a vitamin deficiency, such as iron, zinc, folic acid, vitamin B or vitamin D.
Here are 9 signs your hormones may be out of whack:
Endocrinologists advise not ignoring symptoms like fatigue, unexplained weight changes, anxiety/depression, heart palpitations, excessive thirst/urination, skin changes (dark patches, dryness, acne), hair changes, menstrual irregularities, low libido, and new bone/joint pain, as these signal hormonal imbalances from glands like the thyroid, pancreas, adrenals, or pituitary. Persistent issues, sudden severe symptoms (like headaches), vision changes, and unexplained swelling are also red flags requiring attention.
Here are some ways to naturally balance your hormones.
In summary, both vitamin B alone or vitamin B combined with pantothenic acid are effective in treating mouth ulcers. In addition to its effectiveness, vitamin B also significantly reduces the possibility of recurrence, accelerates ulcer healing, and shortens the course of treatment.
But if you have swollen gums, bleeding gums, canker sores or swollen salivary glands, hormones may be to blame. These symptoms should subside after your period stops — but if they don't, then the increased bleeding by your gums is signaling something else.
Aside from any pain and discomfort, mouth ulcers are usually harmless and go away on their own in a week or two. But some types of mouth sores could point to underlying health conditions like viruses, autoimmune diseases or gastrointestinal issues.
Crohn's disease can lead to redness, swelling, or sores anywhere in your digestive system, including your mouth. Causes of ulcers in people with Crohn's disease: Chronic inflammation: Inflammation can increase your chances of developing ulcers in your mouth.
Symptoms of high estrogen levels
Yes! Too much cortisol can lead to mouth sores, loss of sleep, immune system suppression, and weight gain. Studies have also shown consistent links between heart disease and self-reported psychological stress, social isolation, and other stress-related factors.
Symptoms of Endocrine Disorders
The best supplements for hormone balance include:
Early signs of thyroid problems often involve energy, temperature, and body changes, such as unexplained weight changes, fatigue, mood shifts (anxiety/depression), skin/hair issues (dryness, thinning), and altered heart rate or bowel habits, with hypothyroidism causing slow-down (cold, constipation, weight gain) and hyperthyroidism causing speeding up (heat, anxiety, weight loss, fast heart rate).
What can I drink to balance my hormones? Herbal teas such as spearmint, chamomile, or green tea can help support hormone regulation and reduce stress.
Chemical messengers called neurotransmitters, which are in charge of sending impulses between nerve cells, are the main hormones linked to depression and sadness. In specifically, dopamine, norepinephrine, and serotonin are three neurotransmitters that are vital.
Infertility: If hormonal abnormalities are preventing you from conceiving and starting a family, an endocrinologist may be able to help with hormone treatments or medications. Menopause: Common symptoms of menopause are hot flashes, night sweats, sleep disturbances, forgetfulness and irritability.
Other B vitamins, such as B2, B6, and folate, play a crucial role in reducing ulcer outbreaks. These vitamins support cell growth, repair, and metabolism. Whole grains, leafy greens, and legumes provide a natural supply. A balanced intake of B vitamins helps your mouth stay resilient against irritation.
Magnesium levels drop at night, leading to poor REM sleep cycles (Rapid Eye Movement) and unrefreshed sleep. Headaches, blurred vision, mouth ulcers, fatigue and anxiety are also early signs of depletion.
The study done by Nolan A et al., revealed that recurrent oral ulcers may be caused by vitamin deficiency [8]. But this study proved that one of the causative factors of recurrent oral ulcerations, particularly in females, was iron deficiency anaemia.