Vitamin K2
2 brands compared · cheapest first
Life ExtensionBest value
Super K (K1 + K2 MK-4 + MK-7)
180 mcg MK-7 · 90 softgels
$22.50for 90 doses
$0.250per dose
$0.00139 / mcg
LE Super K: 2000mcg K1 + 1000mcg MK-4 + 180mcg MK-7. Best K2 value of the three.
Thorne
Vitamin K (K1 + K2 as MK-4 and MK-7)
200 mcg MK-7 · 60 capsules
$31.00for 60 doses
$0.517per dose
$0.00258 / mcg
Thorne formula includes K1, MK-4, and MK-7 together (200mcg MK-7 + ~1mg MK-4 + 200mcg K1 typical). Premium price reflects multi-form.
Note
Pure Encapsulations sells K2 only as a D3+K2 combo (B0BZ8TMDQ5, $35.50 / 120 caps) — not standalone. For pure K2 supplementation, prefer Thorne or LE.