Wheatgrass vs Barleygrass Powder: Which Green Superfood Is Better?

What Are Wheatgrass and Barleygrass Powder?

Wheatgrass and barleygrass powders belong to the green superfood category — they are young cereal sprouts harvested before the stalk forms, when their nutrient concentration is at its peak (Kulkarni et al., 2006). Both have been used in traditional medicine for millennia, but their popularity has exploded over the past decade.

Wheatgrass (Triticum aestivum) consists of young wheat shoots typically harvested 7–10 days after germination. Barleygrass (Hordeum vulgare) comes from the barley plant and is harvested at a similar growth stage. While both look quite similar — bright green, narrow leaves — their biochemical composition differs significantly.

Does the Nutrient Profile of Wheatgrass and Barleygrass Differ Significantly?

Yes, and this is the key selection criterion. Let us look at what each one contains in detail.

Wheatgrass strengths:

• High chlorophyll content — up to 70% of dry weight
• Rich source of vitamin E
• Contains abundant amino acids, including all essential ones
• Strong antioxidant activity due to flavonoids
• Contains apigenin and luteolin

Barleygrass strengths:

• Higher beta-glucan content (Zeng et al., 2018)
• More gamma-aminobutyric acid (GABA)
• Richer potassium content
• Contains the unique antioxidant saponarin
• Higher superoxide dismutase (SOD) activity

Shared strengths:

• Both contain vitamins A, C, E, and K
• Rich in iron
• High in fibre
• Low in calories
• Alkalizing effect

Nutrient Comparison Table (per 10g)

What Are the Health Benefits of Wheatgrass?

Wheatgrass studies have shown several interesting results:

Antioxidant Protection

The chlorophyll-rich composition of wheatgrass gives it a strong antioxidant effect. A 2018 study in the Journal of Food Science showed that wheatgrass extract reduced oxidative stress biomarkers by 23% over 90 days. Chlorophyll helps neutralise free radicals and protect cells from damage.

Digestive Tract and Metabolic Support

The most traditional use of wheatgrass is supporting the digestive tract. Chlorophyll is known for its cleansing effect — it helps bind toxins and heavy metals. Additionally, the fibre content of wheatgrass supports a healthy gut microbiome.

Anti-inflammatory Effect

Studies have shown that wheatgrass flavonoids, especially apigenin, have a significant anti-inflammatory effect. This is particularly useful for athletes whose bodies regularly experience training-induced micro-damage.

Blood Health

The molecular structure of chlorophyll is surprisingly similar to haemoglobin. Some studies suggest that regular wheatgrass consumption may support red blood cell production and improve blood oxygen transport.

What Are the Unique Advantages of Barleygrass?

Barleygrass offers several benefits that wheatgrass does not:

GABA and Nervous System Support

Barleygrass contains significantly more GABA than wheatgrass. GABA is an inhibitory neurotransmitter that helps calm the nervous system, improve sleep quality, and reduce anxiety. For athletes, this means better recovery and higher-quality sleep.

Saponarin Antioxidant

Saponarin is a flavonoid antioxidant unique to barleygrass, found in virtually no other food source. Studies have shown that saponarin has a strong anti-inflammatory and antioxidant effect, particularly in protecting the liver.

SOD Activity

Superoxide dismutase (SOD) is the body's own antioxidant enzyme. Barleygrass stimulates SOD production, which helps protect cells from oxidative stress — this is especially important for athletes who train intensively.

Beta-glucans

Barleygrass beta-glucans support the immune system and help regulate blood sugar levels. These polysaccharides are also associated with lowering cholesterol levels.

Are Green Superfoods Suitable for Athletes?

Absolutely. Both wheatgrass and barleygrass offer several benefits for athletes:

pre-workout supplements use:

• Alkalizing effect — helps counteract training-induced acidification
• Iron content supports oxygen transport
• Chlorophyll improves blood quality

Post-workout use:

• Anti-inflammatory effect speeds up recovery
• Antioxidants protect muscle tissue from oxidative stress
• Minerals support electrolyte balance

Daily health support:

• Versatile vitamin and mineral source
• Digestive tract health and regularity
• Immune system support

Many athletes add green powder to their morning smoothie along with protein powder for the best effect.

How to Choose Between Wheatgrass and Barleygrass?

The choice depends on your specific goals:

Choose wheatgrass if:

• You want the maximum chlorophyll dose
• Focus is on digestive support and normal metabolic processes
• You seek strong antioxidant protection
• You want to support blood health and haemoglobin

Choose barleygrass if:

• Sleep quality and anxiety reduction are priorities
• You want maximum GABA availability
• Immune system support is important
• You seek higher protein content in a green superfood

Choose both (blend) if:

• You want broad-spectrum nutrient coverage
• You use smoothies daily
• A healthy lifestyle is your long-term goal

Dosing and Usage

Recommended daily dose:

• Wheatgrass powder: 3–5g (1–2 teaspoons)
• Barleygrass powder: 3–6g (1–2 teaspoons)
• Combined: 5–8g total

Best ways to use:
1. Smoothie: Blend with fruits, berries, and protein powders
2. In water: Mix with 200ml water, add lemon or lime juice
3. In juice: Mix with fresh juice or coconut water
4. In food: Stir into yoghurt, muesli, or salad dressing

When to drink:

• In the morning on an empty stomach — best absorption
• 30 minutes before workout — energy and alkalinity
• After workout in a smoothie — recovery

Does Green Powder Have Side Effects?

Both are generally very safe, but there are a few things to know:

Possible side effects:

• Mild nausea on first use (start with a smaller dose)
• Digestive upset if consumed in excessive amounts
• Green colour on teeth and tongue (temporary)

Caution:

• Gluten intolerance: wheatgrass is harvested before gluten forms, but cross-contamination is possible. A certified gluten-free product is a safer choice
• Barleygrass is generally more gluten-free, but the same caution applies
• During pregnancy and breastfeeding, consult your doctor
• Users of anticoagulant medications should be cautious due to vitamin K content

Choosing a Quality Green Powder

What to look for on the label:

• Organic certification — pesticide-free
• Freeze-dried — preserves more nutrients than heat treatment
• Country of origin — New Zealand, Japan, and Europe are reliable
• No additives — pure powder without fillers
• Third-party testing — quality guarantee

Storage:

• Keep in a cool, dry place
• Avoid direct sunlight
• Seal the package tightly after use
• Once opened, keeps for 2–3 months

Summary

Both wheatgrass and barleygrass are excellent green superfoods that offer rich nutrient profiles. Wheatgrass excels in chlorophyll and antioxidant content, while barleygrass stands out for its GABA content and immune support.

For the best results, you can combine both — add 1–2 teaspoons to your morning smoothie and enjoy the health benefits of green superfoods every day.

Key takeaways:

• Wheatgrass = chlorophyll, metabolic support, antioxidants
• Barleygrass = GABA, sleep, immunity, SOD
• Both are rich in iron and vitamins
• Start with a small dose and increase gradually
• Choose organic and freeze-dried products

References

1. Bar-Sela G, Tsalic M, Fried G, Goldberg H. (2007). Wheat grass juice may improve hematological toxicity related to chemotherapy. Nutrition and Cancer, 58(1), 43-48.
2. Zeng Y, Pu X, Yang J, et al. (2018). Preventive and therapeutic role of functional ingredients of barley grass for chronic diseases in human beings. Oxidative Medicine and Cellular Longevity, 2018, 3232080.
3. Kulkarni SD, Tilak JC, Acharya R, et al. (2006). Evaluation of the antioxidant activity of wheatgrass as a function of growth under different conditions. Phytotherapy Research, 20(3), 218-227.

See also:

• Spirulina: The Most Nutrient-Dense Supplement in the World?
• Chlorophyll: The Green Pigment That Supports Health From Within
• Matcha vs Green Tea: Which One Has More Health Benefits?

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• spirulina supplements