July 16, 2025

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10 Best iherb supplements of 2025

Save up to 48% off

Best Choice

1

NOW Foods
NOW Foods Supplements, Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion, Double Strength, Supports Liver Function*, 200 Veg Capsules
Main highlights

Double Strength Formula
Contains twice the milk thistle extract per capsule for enhanced liver support.

Optimal Liver Detox Use
Ideal for individuals seeking to boost liver detoxification and recovery.

Quick Recovery Benefit
Praised for rapid recovery from tiredness and improved liver enzyme levels.
Key specs
- Silymarin:300 mg per capsule
- Liver Support:Artichoke, dandelion included
- Organic:Non-GMO, Vegan
- Concentration:Double Strength
- Plant-Based:Yes
9.8

Exceptional

Our Rating

9.9
Absorbency

9.7
simple to consume

9.7
worth the money
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

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Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

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Analyzing top stores
Value for Money

2

NOW Foods
NOW Foods Supplements, Lutein & Zeaxanthin with 25 mg Lutein and 5 mg Zeaxanthin, 60 Softgels

41% Off
Main highlights

Lutein and Zeaxanthin Benefits
Contains 25 mg Lutein and 5 mg Zeaxanthin for eye health.

Ideal for Eye Strain
Perfect for individuals experiencing eye strain from screens.

Small Capsule Size
Customers appreciate the small, easy-to-swallow capsule size.
9.6

Exceptional

Our Rating

9.9
simple to consume

9.9
quality of ingredients

9.7
Flavor
3

NOW Foods
NOW Foods Supplements, (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets

34% Off
Main highlights

Essential Amino Acid Support
L-Lysine is crucial for collagen synthesis and protein maintenance.

Immune System Boost
Ideal for cold/flu season and preventing viral outbreaks.

Customer Praised Effectiveness
Highly effective in reducing cold sore and shingles severity.
9.5

Excellent

Our Rating

9.5
worth the money

8.9
Absorbency

8.2
Flavor
4

NOW Foods
NOW Foods Supplements, Taurine 1,000 mg, Double Strength, Nervous System Health*, 100 Veg Capsules

38% Off
Main highlights

Double Strength Benefit
Contains 1,000 mg of taurine per capsule, supporting nerve health.

Ideal for Sleep and Recovery
Perfect for aiding sleep and workout recovery; suits active lifestyles.

Highly Praised Effectiveness
Customers appreciate its effectiveness in improving sleep and reducing anxiety.
Key specs
- Gluten-Free:Made without gluten
- Capsules:Double strength
- Form:Vegan capsules
- Ingredients:Taurine
- Non-GMO:Yes
9.4

Excellent

Our Rating

9.5
worth the money

9.3
simple to consume

9.1
Flavor
5

NOW Foods
NOW Foods Supplements, Inulin Prebiotic Pure Powder, Certified Organic, Non-GMO Project Verified, Intestinal Support*, 8-Ounce

43% Off
Main highlights

Key Features and Benefits
Very low glycemic index, certified organic, and Non-GMO Project verified; supports intestinal health by nourishing colon cells.

Ideal Use Cases
Perfect for consumers seeking to sweeten foods or drinks healthily while maintaining blood sugar levels and enhancing intestinal health.

Customer Reviews Summary
Most praised for its mild sweetness and effectiveness in improving digestive health without impacting blood sugar levels.
Key specs
- Formulation:Powder
- Prebiotic Type:Inulin
- Country of Origin:Netherlands
- Probiotic Strains:N/A
- Capsule Size:N/A
9.1

Excellent

Our Rating

9.7
Simple to use

9.5
worth the money

9.3
Flavor
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6

NOW Foods
NOW Supplements, NAC (N-Acetyl Cysteine) 600 mg with Selenium 100 Capsules

48% Off
Main highlights

Free Radical Protection and Cellular Health
NAC with selenium and molybdenum supports cellular health and protects against free radicals.

Ideal for Anxiety and Mood Enhancement
Best for reducing anxiety, enhancing mood, and improving focus.

Highly Praised for Respiratory Benefits
Customers report significant improvements in asthma and respiratory conditions.
Key specs
- Form:Veggie capsule
- Ingredient:NAC, selenium, molybdenum
- Country:USA
- Health Benefits:Free radical protection
- Dosage:Twice daily
8.8

Very Good

Our Rating

9.3
quality of ingredients

9.1
worth the money

8.9
Flavor
7

NOW Foods
NOW Foods Supplements, Magnesium 400 mg, Enzyme Function*, Nervous System Support*, 180 Veg Capsules

46% Off
Main highlights

Energy and Metabolism Support
Magnesium aids in energy production, metabolism, and muscle function.

Ideal for Active Lifestyles
Perfect for those needing muscle support and energy boost.

Highly Praised Quality and Value
Customers love its effectiveness and unbeatable quality-cost ratio.
8.6

Very Good

Our Rating

9.7
worth the money

9.5
simple to consume

9.5
Absorbency
8

NOW Foods
NOW Foods Supplements, Psyllium Husk Caps 500 mg, Non-GMO Project Verified, Natural Soluble Fiber, Intestinal Health*, 200 Veg Capsules

39% Off
Main highlights

Fiber Boost for Regularity
Psyllium Husk swells up to 50 times in liquid, aiding regularity and gastrointestinal health.

Convenient for Busy Lifestyles
Ideal for increasing dietary fiber intake without altering your diet significantly.

Customer Praised Digestive Improvement
Users report improved bathroom experiences and enhanced regularity.
8.4

Good

Our Rating

9.3
simple to consume

8.7
worth the money

8.4
Flavor
9

NOW Foods
NOW Supplements, Iron Liquid 18 mg, Non-Constipating*, Essential Mineral, 8-Ounce

16% Off
Main highlights

Key Features
Iron Taste Free Ferric Glycinate, gentle & non-constipating, 18 mg per serving. GMP Quality Assured and made in the USA.

Ideal Use Cases
Perfect for those needing an iron supplement without the usual gastrointestinal side effects, suitable for daily use.

Customer Reviews
Most reviews highlight its effectiveness without causing constipation, a common issue with other iron supplements.
8.3

Good

Our Rating

9.5
simple to consume

9.3
Absorbency

8.2
Flavor
10

NOW Foods
NOW Supplements, Fenugreek (Trigonella foenum-graecum) 500 mg, Herbal Supplement, 250 Veg Capsules

11% Off
Main highlights

Traditional Herbal Benefits
Fenugreek is an ancient herb used in Greece, Egypt, and China for its health benefits.

Versatile Usage Options
Perfect for making herbal tea or as part of a daily supplement routine.

Vegan-Friendly Formula
Customers love that the supplement is vegetarian/vegan, making it accessible to a wider audience.
8.2

Good

Our Rating

10 Best iherb supplements of 2025

1

NOW Foods Supplements, Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion, Double Strength, Supports Liver Function*, 200 Veg Capsules

9.9

9.7

9.7

How do we rank?

How do we rank?

Analyzing top stores

2

NOW Foods Supplements, Lutein & Zeaxanthin with 25 mg Lutein and 5 mg Zeaxanthin, 60 Softgels

9.9

9.9

9.7

3

NOW Foods Supplements, (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets

9.5

8.9

8.2

4

NOW Foods Supplements, Taurine 1,000 mg, Double Strength, Nervous System Health*, 100 Veg Capsules

9.5

9.3

9.1

5

NOW Foods Supplements, Inulin Prebiotic Pure Powder, Certified Organic, Non-GMO Project Verified, Intestinal Support*, 8-Ounce

9.7

9.5

9.3

6

NOW Supplements, NAC (N-Acetyl Cysteine) 600 mg with Selenium 100 Capsules

9.3

9.1

8.9

7

NOW Foods Supplements, Magnesium 400 mg, Enzyme Function*, Nervous System Support*, 180 Veg Capsules

9.7

9.5

9.5

8

NOW Foods Supplements, Psyllium Husk Caps 500 mg, Non-GMO Project Verified, Natural Soluble Fiber, Intestinal Health*, 200 Veg Capsules

9.3

8.7

8.4

9

NOW Supplements, Iron Liquid 18 mg, Non-Constipating*, Essential Mineral, 8-Ounce

9.5

9.3

8.2

10

NOW Supplements, Fenugreek (Trigonella foenum-graecum) 500 mg, Herbal Supplement, 250 Veg Capsules

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NOW Foods Supplements, Magnesium 400 mg, Enzyme Function, Nervous System Support, 180 Veg Capsules