01
Lowest
$0.33
per ounce
91% below median
Vita Flex Pure Lysine, 151 Day Supply, 4 lbs
$31.33
94.94 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
Cheapest lysine powder per ounce
61 offers ranked · median $3.74 a ounce · checked Oct 14, 2:57 PM ET
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Ranked results
PriceCrow compares available Amazon listings for lysine powder, converts compatible package sizes to price per ounce, and sorts the results from lowest unit cost upward. This comparison uses current or recently cached Amazon data and may not include every listing, coupon, shipping charge, or Prime offer.
What is the lowest current price per ounce?
The lowest recorded result is $0.33 per ounce (91% below the median) — Vita Flex Pure Lysine, 151 Day Supply, 4 lbs
Price range: $0.33 – $912.54 per ounce across 61 offers. Median sits at $3.74.
Top brands showing: Bulk Supplements Com, Now Supplements, Best Naturals.
How fresh are these Amazon prices?
This result set was last recorded (about 7 hours ago). Rerun the search to check for newer prices.
How should I use this comparison?
Use it as a shortlist, then confirm the product size, price, shipping, coupon terms, availability, and Prime eligibility on Amazon. Add qualifiers such as “organic,” “bulk,” or a brand name when you need a narrower result set.
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02
$0.48
per ounce
87% below median
SU-PER Lysine Supplement for Horses, 2.5 Pound Powder
$19.29
40.19 ounces
Price as of Oct 14, 2:57 PM ET · Details
03
$0.61
per ounce
84% below median
Nutricost L-Lysine Powder 1KG (2.2lbs) Pure L-Lysine, Gluten-Free, GMO-Free
$21.95
35.98 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
04
$0.62
per ounce
83% below median
Best Naturals Lysine Powder, 1 Pound - 100% Pure (1 LB (Pack of 2))
$19.99
32.24 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
05
$0.65
per ounce
83% below median
Horbaach L-Lysine Powder | 2.2 lbs | Essential Amino Acid | Free-Form
$22.99
35.37 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
06
$0.74
per ounce
80% below median
BulkSupplements.com L-Lysine HCl Powder - 1kg (Pack of 1)
$25.97
35.09 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
07
$0.75
per ounce
80% below median
Just Try L-Lysine Powder Lysine, Immune Support
$9.99
13.32 ounces
Price as of Oct 14, 2:57 PM ET · Details
08
$0.81
per ounce
78% below median
NOW Supplements, L-Lysine Powder, Amino Acid, 1 lb
$12.99
16.04 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
09
$0.87
per ounce
77% below median
Best Naturals Lysine Powder, 1 Pound - 100% Pure (1 LB (Pack of 1))
$13.99
16.08 ounces
Prime
Price as of Oct 14, 2:57 PM ET · Details
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