Best deal: $0.89 per ounce (75.5% below the median) — Nutricost L-Lysine Powder 500 Grams - Pure L-Lysine, Non-GMO, Glute...
Price range: $0.89 – $23.97 per ounce across 39 offers. Median sits at $3.64.
Top brands showing: Vetoquinol Viralys, Tomlyn Immune, Lysine Cats.
Data refreshed less than a minute ago; rerun the search to capture newer prices.
Get creative—add qualifiers like "organic", "bulk", or brand names to surface more precise results.
Always double-check pricing on Amazon before purchasing; unit costs can change quickly.
Off: Shows the same results Amazon would return without extra filtering.
All Words: Keeps only items whose title contains every word from your search, no matter the order.
Exact Phrase: Keeps only items whose title includes your full search phrase exactly as typed.
Search results too broad? Try the Strict Match filter.
No results match your strict filter.
Try switching to "All Words" mode or turning the filter off.
