10 Best lysine pills of 2026

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Best Choice

1

Nutricost
Nutricost L-Lysine 1000mg Per Serving, 250 Servings, 500 Capsules - Gluten Free, Non-GMO, 500mg Per Capsule
Main highlights

Key Features and Benefits
500mg Premium L-Lysine per capsule, 250 servings, Non-GMO, Gluten-Free, made in GMP Compliant, FDA Registered Facility. Enhances calcium absorption and immune function.

Ideal Use Cases
Perfect for supporting immune health, promoting skin health, and aiding in calcium absorption. Ideal for daily supplementation.

Customer Reviews Summary
Most praised for significantly improving skin health and boosting immunity with consistent use. Customers appreciate the product`s high quality and effectiveness.
Key specs
- Form:Capsule
- Quality:Non-GMO, Gluten Free
- Functions:Essential Amino Acid
- Dosage:500mg per capsule
- Certification:GMP Compliant, FDA Registered
9.8

Exceptional

Our Rating

9.5
simple to consume

9.5
Flavor

9.3
worth the money
How do we rank?

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Value for Money

2

Quantum Health
Quantum Health SuperLysine+ Advanced Formula Immune Support Supplement Lysine 1500 mg, Vitamin C Echinacea Licorice Bee Propolis & Odorless Garlic Daily Wellness Blend for Women & Men - 180 Tablets
Main highlights

Immune Support and Lip Health
SuperLysine+ combines L-Lysine, Vitamin C, and Echinacea for enhanced immune and lip health support.

Ideal for Cold Sore Prevention
Perfect for those seeking to prevent and manage cold sore outbreaks effectively.

Customer Praised Cold Sore Relief
Highly praised for stopping cold sores quickly and effectively.
Key specs
- Form:Tablets
- Quality:Award-winning formula
- Functions:Immune support, lip health
- Dosage:60-day supply
- Certification:N/A
9.7

Exceptional

Our Rating

9.3
quality of ingredients

9.1
Absorbency

8.9
simple to consume
3

Nature Made
Nature Made L-Lysine 1000 mg, Dietary Supplement, 60 Tablets, 60 Day Supply
Main highlights

Protein Synthesis Support
Nature Made L-Lysine 1000 mg tablets aid in protein synthesis with essential amino acids.

Ideal for Cold Sores
Effective in reducing cold sore healing time and preventing outbreaks.

Customer Praise for Effectiveness
Users appreciate its effectiveness in managing cold sores and overall quality.
9.4

Excellent

Our Rating

8.4
worth the money

8.0
Flavor

8.0
simple to consume
4

NOW Foods
NOW Foods Supplements, (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets
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.
9.3

Excellent

Our Rating

9.5
worth the money

8.9
Absorbency

8.2
Flavor
5

Bronson
Bronson L-Lysine Defense Immune Support Complex 1500 MG L-Lysine Plus Olive Leaf, Garlic, Vitamin C and Zinc - Non-GMO, 90 Vegetarian Capsules
Main highlights

Comprehensive Immune Support
Combines L-Lysine with Olive Leaf, Garlic, Vitamin C, and Zinc for enhanced immune health.

Ideal for Immune Boosting
Perfect for individuals seeking to maintain a healthy immune system.

Easy to Swallow Capsules
Praised for smooth, easy-to-swallow capsules enhancing user experience.
9.1

Excellent

Our Rating

9.5
simple to consume

9.3
worth the money

9.1
Flavor
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6

Best Naturals
Best Naturals L-Lysine 1000mg 180 Tablets - Double Strength Lysine for stronger immune health & cold sores
Main highlights

Key Features
1000 mg L-Lysine HCL per tablet, 180 count, non-GMO, gluten-free, made in USA, GMP compliant, FDA registered, no artificial additives.

Ideal Use Cases
Perfect for those seeking immune support, skin health, and improved calcium absorption without allergens or artificial ingredients.

Customer Reviews
Highly praised for purity and effectiveness in supporting immune health and addressing skin issues, with noticeable results.
Key specs
- Form:Tablet
- Quality:3rd Party Lab Tested
- Functions:N/A
- Dosage:1000 mg
- Certification:GMP Compliant
9.0

Excellent

Our Rating
7

Pure Encapsulations
Pure Encapsulations L-Lysine - Essential Amino Acid Supplement for Immune Support & Gum, Lip Health* - with L-Lysine HCl - 90 Capsules
Main highlights

Essential Amino Acid Support
L-Lysine aids immune function and natural defenses, vital for health.

Cold Sores and Shingles Relief
Ideal for managing cold sores and shingles symptoms effectively.

Praised for Purity
Customers appreciate its purity and absence of fillers.
Key specs
- Form:Capsules
- Quality:Premium ingredients
- Functions:Immune support
- Dosage:N/A
- Certification:Free from allergens
8.7

Very Good

Our Rating

9.9
simple to consume

9.7
worth the money

9.7
Flavor
8

Nature's Bounty

Nature's Bounty L-Lysine, 1000mg, 60 Tablets
8.6

Very Good

Our Rating
9

Amazon Elements
Amazon Elements - L-Lysine, Complex with Vitamin C for Immune Health Support, Vegetarian, 65 Servings, 195 Count (Packaging may vary)
Main highlights

Immune Support Formula
Lysine Complex with Vitamin C and echinacea supports immune health.

Ideal for Cold Sores
Effective for managing herpes virus flare-ups, as noted by users.

User-Friendly Tablets
Smooth, non-sticky tablets praised for easy swallowing.
Key specs
- Form:Tablets
- Quality:Vegetarian, gluten free
- Functions:Supports Immune Health
- Dosage:3 tablets daily
- Certification:GMP facility
8.5

Good

Our Rating
10

Nutricost
Nutricost L-Lysine 1000mg, 250 Capsules - 500mg Per Cap, Gluten Free, Non-GMO
Main highlights

Premium Quality and Easy to Use
1000mg of Premium L-Lysine per serving, non-GMO, gluten-free, made in a GMP compliant, FDA registered facility. Serving size: 2 capsules, 500mg per capsule.

Ideal for Medical and Dietary Support
Perfect for those needing an essential amino acid supplement, especially for controlling medical issues or boosting dietary intake. Easy to swallow capsules.

Highly Praised for Swallowability
Customers appreciate the medium-sized capsules which are easier to swallow compared to large tablets, making it a convenient choice for regular use.
Key specs
- Form:Capsule
- Quality:Non-GMO, Gluten Free
- Functions:Essential Amino Acid
- Dosage:1000mg per serving
- Certification:GMP Compliant, FDA Registered
8.3

Good

Our Rating

9.9
worth the money

9.7
simple to consume

9.3
quality of ingredients

10 Best lysine pills of 2026

1

Nutricost L-Lysine 1000mg Per Serving, 250 Servings, 500 Capsules - Gluten Free, Non-GMO, 500mg Per Capsule

9.5

9.5

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

Quantum Health SuperLysine+ Advanced Formula Immune Support Supplement Lysine 1500 mg, Vitamin C Echinacea Licorice Bee Propolis & Odorless Garlic Daily Wellness Blend for Women & Men - 180 Tablets

9.3

9.1

8.9

3

Nature Made L-Lysine 1000 mg, Dietary Supplement, 60 Tablets, 60 Day Supply

8.4

8.0

8.0

4

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

9.5

8.9

8.2

5

Bronson L-Lysine Defense Immune Support Complex 1500 MG L-Lysine Plus Olive Leaf, Garlic, Vitamin C and Zinc - Non-GMO, 90 Vegetarian Capsules

9.5

9.3

9.1

6

Best Naturals L-Lysine 1000mg 180 Tablets - Double Strength Lysine for stronger immune health & cold sores

7

Pure Encapsulations L-Lysine - Essential Amino Acid Supplement for Immune Support & Gum, Lip Health* - with L-Lysine HCl - 90 Capsules

9.9

9.7

9.7

8

Nature's Bounty L-Lysine, 1000mg, 60 Tablets

9

Amazon Elements - L-Lysine, Complex with Vitamin C for Immune Health Support, Vegetarian, 65 Servings, 195 Count (Packaging may vary)

10

Nutricost L-Lysine 1000mg, 250 Capsules - 500mg Per Cap, Gluten Free, Non-GMO

9.9

9.7

9.3

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