SP
StackPedia
All Comparisons

Vitex (Chasteberry) vs Vitamin B12 — Which Should You Take?

Vitex (Chasteberry)

herbs

Typically £8–£25/month

Vitamin B12

vitamins

Typically £8–£25/month
Feature
Vitex (Chasteberry)
Vitamin B12
Typical Dosage
400-500 mg daily of standardised extract (0.6% agnuside)
500-1,000mcg daily
Best Form
Standardised dry extract
Methylcobalamin
Key Benefits
5 listed
5 listed
Evidence Rating
★★★★
★★★★
Best Time
Morning with food; consistent daily use recommended for 2-3 menstrual cycles before assessing effectiveness
Morning — may be energising
Upper Limit
1000 mg daily
No established upper limit (water-soluble)
Side Effects
3 noted
2 noted

Vitex (Chasteberry) Benefits

Reduces premenstrual syndrome (PMS) symptoms including bloating and mood changes
Supports regular menstrual cycles and hormonal balance
May alleviate breast tenderness and cyclical mastalgia
Potentially improves fertility outcomes in women with luteal phase defects
Helps regulate progesterone levels in the luteal phase

Vitamin B12 Benefits

Energy production
Nerve function and protection
Red blood cell formation
DNA synthesis
May reduce homocysteine levels

Vitex (Chasteberry) Side Effects

Mild gastrointestinal upset, nausea, or headache in some users
May cause skin rash or urticaria in sensitive individuals
Rare cases of dizziness or fatigue reported

Vitamin B12 Side Effects

Very safe — excess excreted in urine
Rare: acne at very high doses in some individuals

Can You Take Vitex (Chasteberry) and Vitamin B12 Together?

In most cases, Vitex (Chasteberry) and Vitamin B12 can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication or have existing health conditions.

Vitex (Chasteberry): May interact with dopamine antagonists and antipsychotic medications

Vitex (Chasteberry): Potentially reduces efficacy of hormonal contraceptives; concurrent use requires medical supervision

Vitamin B12: Metformin reduces B12 absorption — supplement if on metformin

Vitamin B12: Proton pump inhibitors (PPIs) reduce absorption

Which Should You Choose?

Choose Vitex (Chasteberry) if your primary goal is: reduces premenstrual syndrome (pms) symptoms including bloating and mood changes. Choose Vitamin B12 if your primary goal is: energy production.

Affiliate links — we may earn a small commission at no extra cost to you.

Frequently Asked Questions

Is Vitex (Chasteberry) better than Vitamin B12?

It depends on your goals. Vitex (Chasteberry) and Vitamin B12 serve different purposes and are often taken together.

Can I take Vitex (Chasteberry) and Vitamin B12 together?

In most cases, yes. Vitex (Chasteberry) and Vitamin B12 can be taken together safely. However, always check for specific interactions and consult a healthcare professional if you take medication.

What is the best time to take Vitex (Chasteberry)?

Morning with food; consistent daily use recommended for 2-3 menstrual cycles before assessing effectiveness

What is the best time to take Vitamin B12?

Morning — may be energising

What are the side effects of Vitex (Chasteberry)?

Mild gastrointestinal upset, nausea, or headache in some users. May cause skin rash or urticaria in sensitive individuals. Rare cases of dizziness or fatigue reported.

What are the side effects of Vitamin B12?

Very safe — excess excreted in urine. Rare: acne at very high doses in some individuals.

How We Compare Supplements

This comparison is based on published clinical research, peer-reviewed studies from PubMed, and established nutritional science. We evaluate dosages based on clinically-effective amounts, not manufacturer recommendations. Benefits listed have at least moderate evidence from human studies. When evidence is limited or conflicting, we note this.

Disclaimer: This comparison is for educational purposes only and is not medical advice. Always consult a qualified healthcare professional before starting any supplement, especially if you take medication or have existing health conditions.

Related Comparisons

Popular Supplements on Amazon

As an Amazon Associate we may earn from qualifying purchases.