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

L-Lysine, 1000 mg, 60 Coated Tablets

What We Researched
1 active ingredient analyzed · 6 inactive ingredients decoded · 6 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
96
Product Score Excellent
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Lysine(as L-Lysine Hydrochloride) (1 g) 1000 mg *
Bioavailability Excellent

Absorption Rating

  • L-Lysine(as L-Lysine Hydrochloride) (1 g) Good
Other Ingredients Very Good

Fillers & Additives

  • Vegetable Cellulose
  • Calcium Silicate
  • Silica
  • Titanium Dioxide Color Medium
  • Vegetable Magnesium Stearate
  • Vegetable Stearic Acid
Efficacy Excellent

Dosage Analysis

  • L-Lysine(as L-Lysine Hydrochloride) (1 g) 1000 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Lysine(as L-Lysine Hydrochloride) (1 g) 1000 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Calcium Silicate Safe

Prevents ingredient clumping during manufacturing.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Titanium Dioxide Color Caution

It is used to make the supplement appear brighter or more appealing.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Vegetable Stearic Acid Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$11$10$9$8$7 Mar 12 $8.59
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Nature's Bounty

Founded 1971 · Ronkonkoma, New York, USA · 156 products · naturesbounty.com

Certifications

6 certifications
Clean Label Project Verified Source
Consumerlab Verified
Health Canada Licensed Verified Source
Labdoor Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

1 incident
Recall Nature's Bounty Kids Multivitamin Gummies2023-06-02Source
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Frequently Asked Questions
Is Nature's Bounty L-Lysine, 1000 mg a good supplement?

Nature's Bounty L-Lysine, 1000 mg, 60 Coated Tablets received a product quality score of 96/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 60 servings per container. Of the 6 inactive ingredients, 4 are rated safe and 1 are flagged for review. The manufacturer, Nature's Bounty, holds a brand trust score of 86/100 with 6 verified certifications including Clean Label Project, Consumerlab, Health Canada Licensed, Labdoor.

What are the ingredients in Nature's Bounty L-Lysine, 1000 mg?

Nature's Bounty L-Lysine, 1000 mg contains 1 active ingredients: L-Lysine(as L-Lysine Hydrochloride) (1 g) (1000 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Bounty L-Lysine, 1000 mg safe to take?

Nature's Bounty L-Lysine, 1000 mg, 60 Coated Tablets has been analyzed for ingredient safety across all its components. Of 6 inactive ingredients, 4 are rated safe. 1 ingredient is flagged for review: Titanium Dioxide Color. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nature's Bounty a trustworthy supplement brand?

Nature's Bounty receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Ronkonkoma, New York, USA, the company offers 156 products in their lineup. They hold 6 verified certifications including Clean Label Project, Consumerlab, Health Canada Licensed, Labdoor. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Bounty has 1 historical regulatory incident on record, which are factored into the trust score.

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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. 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.