Have you been feeling more tired than usual? Maybe your sleep is not what it used to be. You feel irritable for no obvious reason or struggle with brain fog in the middle of the day. Perhaps your periods have become unpredictable and your body seems to be changing in ways you did not expect.
If any of this sounds familiar you are not alone.
Perimenopause is the transition leading up to menopause and it can affect your sleep, mood, energy and overall health. Here is something worth knowing: not every symptom in midlife is necessarily caused by perimenopause. Your thyroid may also be part of the picture.
Let's look at what is happening in your body and how you can support yourself through this stage of life.
1. Your thyroid may be part of the picture
Your thyroid is a small gland in your neck that produces hormones involved in regulating metabolism and many other body functions. When thyroid function is disrupted you may experience fatigue, changes in weight, mood changes, difficulty concentrating or unusual sensitivity to cold.
The tricky part is that many of these symptoms also occur during perimenopause.
Research highlights the overlap between thyroid disorders and menopause related symptoms, which can make it difficult to tell what is causing the changes you experience.
PubMed research on thyroid disease during perimenopause and postmenopause | PMID: 30296186
What if your thyroid labs are normal?
This is an important question, especially if you are struggling with symptoms but your blood tests have come back within the normal range.
TSH is commonly used to assess thyroid function. Depending on your symptoms and results, your healthcare professional may also consider free T4, thyroid antibodies or other tests.
Research has shown that thyroid tests have limitations and that certain biological factors and laboratory issues can affect how results are interpreted. This means that a result should always be considered alongside your symptoms and medical history.
American Thyroid Association review on thyroid testing | PMID: 37655789
Normal results do not automatically mean you have an undiagnosed thyroid condition. However, if your symptoms persist and you still do not feel like yourself, it is reasonable to follow up and ask whether further evaluation is appropriate.
For more information read our article The New Science of Thyroid Health: Why Experts Are Looking Beyond TSH.
Are you getting enough iodine?
Iodine is an essential mineral your body needs to make thyroid hormones. Getting enough matters, but more is not always better.
For most adults the recommended daily intake is at minimum 150 micrograms. Sources include seafood, dairy products, eggs and iodized salt. Some people may not get enough through their usual diet.
One clinical trial studied 112 mildly iodine deficient adults who had normal TSH and free T4 levels at the start. After 24 weeks, participants who received iodine had improved iodine status and lower thyroglobulin levels, even though TSH and free T4 did not change significantly.
This shows that normal thyroid hormone results do not tell you directly whether your iodine intake is adequate. It does not mean everyone with normal results needs an iodine supplement.
PubMed iodine supplementation trial | PMID: 26891118
Aim to meet your daily iodine needs through food and appropriate supplementation if needed. Avoid extremely high doses unless medically advised because excess iodine can also disrupt thyroid function, especially in people with certain thyroid conditions.
For those interested in nutritional support for thyroid health, you can explore Dr. Venessa's Thyroid Balance.
2. Why does your energy feel different?
If you are struggling to get going in the morning or feel completely drained by the afternoon, it can be frustrating. Hormonal changes, disrupted sleep, stress, nutrition and thyroid problems can all contribute to low energy. Instead of assuming you simply need more coffee, take a look at your daily habits.
Are you eating balanced meals? Are you getting enough sleep? Have you been under more stress than usual? Are you moving your body regularly?
If fatigue continues or affects your everyday life even after changing to better habits, talk with your healthcare professional about possible causes rather than simply accepting it as part of getting older.
3. Sleep may become more difficult
Some women find themselves waking up during the night, struggling to fall asleep or feeling tired even after spending enough time in bed. Hot flashes, night sweats, stress and changes in mood can all affect sleep during perimenopause. Poor sleep can then make concentration and mood more difficult to manage the next day. Research has explored the relationship between menopause and sleep disturbances. PubMed research on sleep during menopause | PMID: 38916279
Try keeping a consistent sleep schedule, making your bedroom comfortable and cool and reducing caffeine later in the day if it affects you. A calming evening routine can also help you wind down. If you are interested in nutritional support for your nighttime routine, Dr. Venessa's Neuro-Maxx is another powerful formula to explore. Individual experiences vary, and supplements should not be assumed to treat insomnia or perimenopause symptoms.
4. Your mood may feel different
Have you noticed that you feel more irritable, anxious or emotional than usual? Maybe small things suddenly feel overwhelming. Mood changes can occur during perimenopause and poor sleep can make them harder to manage. Thyroid dysfunction can also affect mood, which is another reason not to assume every change is hormonal.
Regular movement, balanced meals, time outdoors and supportive relationships can help you look after yourself during this transition. If low mood or anxiety persists consider supplementation to give your body extra support and nutrition.
5. Brain fog and difficulty concentrating
You walk into a room and forget why you went there. You struggle to find the right word or find yourself rereading the same paragraph several times. Some women notice changes in memory and concentration during the menopause transition. Poor sleep, stress, mood changes and thyroid problems may also play a role.
Start with the basics. Eat balanced meals, stay hydrated, move regularly and give yourself enough time to rest. Dr. Venessa's Neuro-Maxx is a meaningful option to explore for giving your brain the nutrients it needs in order to preform well.
6. Your body may be changing in unexpected ways
You may feel that your usual routine is no longer producing the same results. Your weight or body composition may change and maintaining muscle may take more effort. Age, activity, sleep, nutrition and hormonal changes can all influence body composition. Thyroid disorders may also contribute to weight changes.
Rather than turning to extreme diets, focus on habits you can maintain. Eat a variety of whole foods, include adequate protein, get regular movement and consider strength training if it is appropriate for you. If unexplained weight changes happen alongside persistent fatigue, cold sensitivity or other symptoms, ask your healthcare professional whether thyroid testing or another evaluation may be appropriate.
7. Your everyday habits make a difference
When symptoms begin to appear it is natural to look for one thing that will make everything better. Remember your health is influenced by many factors working together.
Start with a few realistic habits:
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Eat balanced meals with protein, vegetables, fruit, whole grains and healthy fats.
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Get regular movement through walking, strength training or activities you enjoy.
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Make sleep a priority and look into ongoing sleep problems.
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Find ways to manage stress and make time for people who support you.
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Pay attention to persistent symptoms instead of assuming everything is caused by perimenopause.
- Supplement with extra nutrients from formulas that are potent and clean.
It's important to note that supplements may help fill specific nutritional gaps, but they should complement a balanced diet.
The bottom line
Perimenopause can bring changes to your sleep, mood, energy and concentration. But you should not have to guess what is happening or assume every symptom is simply part of getting older.
Your thyroid deserves attention because thyroid conditions can cause symptoms that overlap with perimenopause. It is worth supplementing even if an initial test does not explain how you feel.
Make sure you are getting enough iodine, but remember that more is not always better. Focus on balanced nutrition, regular movement and quality sleep while seeking potent nutritional formulas to combat symptoms.
Most importantly, listen to your body. You deserve to have your concerns taken seriously and to get the support you need.
Research and further reading
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Thyroid disease during perimenopause and postmenopause | PMID: 30296186
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Review of thyroid testing and laboratory interpretation | PMID: 37655789
