SP
StackPedia
All Comparisons

Barley Grass vs Ashwagandha (KSM-66) — Which Should You Take?

Barley Grass

herbs

Typically £8–£25/month

Ashwagandha (KSM-66)

adaptogens

Typically £8–£25/month
Feature
Barley Grass
Ashwagandha (KSM-66)
Typical Dosage
3-9g daily (dried powder) or 30ml juice once daily
300-600mg daily (KSM-66 extract)
Best Form
Powder
KSM-66
Key Benefits
5 listed
5 listed
Evidence Rating
★★★★★
★★★★
Best Time
Morning with food or as directed
Evening for sleep, or split morning/evening for stress
Upper Limit
15g daily
1,200mg daily
Side Effects
3 noted
4 noted

Barley Grass Benefits

May support immune function through micronutrient content
Rich in chlorophyll and antioxidants
Could aid digestion and gut health
May help reduce inflammation
Potential blood sugar regulation support

Ashwagandha (KSM-66) Benefits

Reduces cortisol and perceived stress
Improves sleep quality
May increase testosterone in men
Anxiety reduction
Physical performance enhancement

Barley Grass Side Effects

Nausea or appetite suppression, especially when taken on an empty stomach
Mild headache or dizziness in sensitive individuals
Constipation or loose stools depending on individual response

Ashwagandha (KSM-66) Side Effects

Drowsiness (dose-dependent)
May worsen thyroid conditions (can increase thyroid hormones)
Mild digestive upset in some people
Not recommended during pregnancy

Can You Take Barley Grass and Ashwagandha (KSM-66) Together?

In most cases, Barley Grass and Ashwagandha (KSM-66) 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.

Barley Grass: May interact with blood-thinning medications due to vitamin K content

Barley Grass: Could affect iron absorption when taken with iron supplements

Ashwagandha (KSM-66): Thyroid medications — may increase thyroid hormone levels

Ashwagandha (KSM-66): Sedatives — additive drowsiness

Which Should You Choose?

Choose Barley Grass if your primary goal is: may support immune function through micronutrient content. Choose Ashwagandha (KSM-66) if your primary goal is: reduces cortisol and perceived stress.

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

Frequently Asked Questions

Is Barley Grass better than Ashwagandha (KSM-66)?

It depends on your goals. Barley Grass and Ashwagandha (KSM-66) serve different purposes and are often taken together.

Can I take Barley Grass and Ashwagandha (KSM-66) together?

In most cases, yes. Barley Grass and Ashwagandha (KSM-66) 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 Barley Grass?

Morning with food or as directed

What is the best time to take Ashwagandha (KSM-66)?

Evening for sleep, or split morning/evening for stress

What are the side effects of Barley Grass?

Nausea or appetite suppression, especially when taken on an empty stomach. Mild headache or dizziness in sensitive individuals. Constipation or loose stools depending on individual response.

What are the side effects of Ashwagandha (KSM-66)?

Drowsiness (dose-dependent). May worsen thyroid conditions (can increase thyroid hormones). Mild digestive upset in some people. Not recommended during pregnancy.

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.