10 Possible Side Effects Of Vitex Agnus-Castus (Chaste Tree)

Vitex agnus-castus has some side effects when used improperly, such as dizziness, headaches, and digestive problems.

These side effects are often caused by an excessive intake or individual sensitivity to the herb's flavonoids and terpenoids. In severe cases, they can worsen a person's quality of life, making everyday activities challenging.

For instance, dizziness may lead to accidents, while digestive problems can cause nutrient deficiencies and further health issues.

This article explains in details the 10 most common side effects of Vitex agnus-castus if used imporperly.

1. Suppresses lactation

Vitex agnus-castus causes dizziness in some individuals due to its ability to stimulate the nervous system and increase alertness.

This side effect is often attributed to the herb's primary active compound, casticin, which has been shown to affect brain chemistry and alter neurotransmitter activity.

Additionally, Vitex agnus-castus can also cause mild stimulation of the heart rate and blood pressure, further contributing to feelings of dizziness or lightheadedness in some users.

2. Suppresses lactation

Vitex agnus-castus triggers headache due to its ability to affect blood vessel constriction and dilation.

The herb's active compounds, including flavonoids and iridoid glycosides, can cause vasodilation, leading to increased blood flow to the brain. This may result in a throbbing or pounding sensation, often described as a headache.

Additionally, Vitex agnus-castus' effect on serotonin levels in the brain may also contribute to this side effect.

3. Suppresses lactation

Vitex agnus-castus induces nausea due to its ability to stimulate the production of progesterone and estrogen hormones in the body.

This hormonal imbalance can cause stomach upset, leading to feelings of queasiness and discomfort.

Additionally, Vitex's potential to affect serotonin levels may also contribute to the occurrence of nausea, as an imbalance of this neurotransmitter can impact digestion and overall well-being.

4. Suppresses lactation

Vitex agnus-castus produces stomach pain in some individuals.

This is often attributed to the herb's ability to stimulate the production of gastrin, a hormone that can increase gastric acid secretion and lead to inflammation in the digestive tract.

Additionally, Vitex may cause changes in bowel habits, which can result in stomach discomfort.

5. Suppresses lactation

Vitex agnus-castus increases blood pressure due to its ability to stimulate the body's natural production of aldosterone, a hormone that regulates electrolyte balance and blood pressure.

This effect is likely caused by Vitex's interaction with the adrenal glands, which can lead to increased cortisol levels and subsequent blood pressure elevation.

Additionally, Vitex may also cause vasoconstriction, or the narrowing of blood vessels, further contributing to elevated blood pressure readings.

6. Suppresses lactation

Vitex agnus-castus reduces appetite.

This side effect is often attributed to the herb's ability to alter hormone levels in the body, particularly the reduction of prolactin and estrogen. The decreased production of these hormones can lead to a decrease in appetite, causing individuals to feel less inclined to eat or experience a lack of interest in food.

As a result, some users may need to adjust their eating habits accordingly.

7. Suppresses lactation

Vitex agnus-castus causes insomnia due to its stimulating effect on the nervous system.

The herb's active compounds, particularly flavonoids and iridoid glycosides, can increase alertness and energy levels, making it difficult for some individuals to fall asleep.

Additionally, Vitex agnus-castus may also affect the body's natural sleep-wake cycle, leading to restlessness and insomnia in certain people.

8. Suppresses lactation

Vitex agnus-castus affects menstrual cycle by influencing hormone levels in the body.

As a phytoestrogen, it can bind to estrogen receptors, leading to an increase in progesterone and a decrease in estrogen. This hormonal shift can cause changes in menstruation, such as heavier or lighter periods, irregular cycles, and mood swings.

Additionally, Vitex's effects on dopamine and serotonin levels may contribute to emotional fluctuations, further impacting menstrual cycle regularity.

9. Suppresses lactation

Vitex agnus-castus causes mood swings due to its ability to affect hormone levels and neurotransmitters in the body.

The herb's active compound, casticin, can increase the production of prolactin, a hormone involved in regulating emotions, leading to mood fluctuations.

Additionally, Vitex agnus-castus may also interact with serotonin and dopamine, neurotransmitters that play a crucial role in mood regulation, which can further contribute to mood swings.

10. Suppresses lactation

Vitex agnus-castus triggers anxiety in some individuals due to its ability to alter serotonin levels in the brain.

As a natural herb, it can interact with neurotransmitters, leading to changes in mood and emotional state. This alteration of serotonin can cause feelings of nervousness, apprehension, and panic, which may manifest as anxiety symptoms.

Additionally, Vitex agnus-castus has been known to stimulate the hypothalamic-pituitary-adrenal axis, further contributing to increased stress and anxiety levels.