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Walgreens L-Lysine 1000 mg supplement bottle
Walgreens

L-Lysine 1000 mg Review

What We Researched
2 active ingredients analyzed · 6 inactive ingredients decoded · 1 brand certification checked · Page generated: Sep 2026
100
Product Score Excellent
65
Brand Score Fair

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Lysine 1000 mg —
Bioavailability Excellent

Absorption Rating

  • L-Lysine Good
Other Ingredients Excellent

Fillers & Additives

  • Crospovidone
  • Microcrystalline Cellulose
  • Croscarmellose Sodium
  • Magnesium Stearate
  • Hydroxypropyl Cellulose
  • Stearic Acid
Efficacy Excellent

Dosage Analysis

  • L-Lysine 1000 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Sodium 10 mg
L-Lysine 1000 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Crospovidone Generally_safe

It is used as a binder to help tablets or capsules disintegrate.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Hydroxypropyl Cellulose Safe

Binds tablet ingredients and can form tablet coatings.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Brand Trust Report
Walgreens

· 38 products · walgreens.com/

Certifications

1 certification
Non-GMO Project Verified Supporting evidence unavailable

Transparency

2 claims
Third Party Testing Claim — True Brand claim; evidence unavailable
Testing Lab Disclosure — True Brand claim; evidence unavailable
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Frequently Asked Questions
Is Walgreens L-Lysine 1000 mg a good supplement?

Walgreens L-Lysine 1000 mg received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 2 active ingredients with 100 servings per container. All 6 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Walgreens, holds a brand trust score of 65/100.

What are the ingredients in Walgreens L-Lysine 1000 mg?

Walgreens L-Lysine 1000 mg contains 2 active ingredients: Sodium (10 mg), L-Lysine (1000 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Walgreens L-Lysine 1000 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Walgreens L-Lysine 1000 mg. All 6 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Walgreens a trustworthy supplement brand?

Walgreens receives a brand trust score of 65/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. the company offers 38 products in their lineup.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.