Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet) supplement bottle
Nature's Craft

L-Lysine, 240 Tablets (500 mg per Tablet)

What We Researched
1 active ingredient analyzed · 6 inactive ingredients decoded · 3 retailers compared · Last updated: Mar 2026
100
Product Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Lysine (HCl) 1,000 mg **
Bioavailability Excellent

Absorption Rating

  • L-Lysine (HCl) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Vegetable Magnesium Stearate
  • Dicalcium Phosphate
  • Vegetable Stearic Acid
  • Aqueous film coating (purified water, hydroxypropyl methylcellulose and vegetable glycerin)
  • Croscarmellose sodium and silicon dioxide
Efficacy Excellent

Dosage Analysis

  • L-Lysine (HCl) 1,000 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Lysine (HCl) 1,000 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

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

Vegetable Magnesium Stearate Safe

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

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Vegetable Stearic Acid Generally_safe

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

Aqueous film coating (purified water, hydroxypropyl methylcellulose and vegetable glycerin) Unknown
Croscarmellose sodium and silicon dioxide Unknown

Price Comparison

iHerb $16.46 $0.14 / serving
Best Price
Vitacost $19.99 $0.17 / serving
Target $19.99 $0.17 / serving

Price History

Tracked across major retailers. Updated periodically.

$22$20$18$16$14 Mar 12 $19.99$16.00
iHerb
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 Craft

Founded 2013 · St. Petersburg, FL, United States · 243 products · shopnaturescraft.com/

Transparency

1 claim
Third Party Testing Claim — Claimed Source
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Frequently Asked Questions
Is Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet) a good supplement?

Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet) 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 1 active ingredients with 120 servings per container. Of the 6 inactive ingredients, 3 are rated safe and 0 are flagged for review.

What are the ingredients in Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet)?

Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet) contains 1 active ingredients: L-Lysine (HCl) (1,000 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet) safe to take?

Nature's Craft L-Lysine, 240 Tablets (500 mg per Tablet) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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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.