vitamin k2 skin

These listings include vitamin K2 in the menaquinone forms MK-4 and MK-7 (menaquinone-7).

Vitamin K2 is offered in multiple formats, including liquids, capsules, softgels, and transdermal patches.

Amounts vary by product: some softgels provide about 100 mcg of K2 per serving, while at least one capsule formula lists 1,500 mcg (MK-4) plus 300 mcg (MK-7) per serving.

Age guidance varies: some products are labeled for adults or 18+, one liquid multivitamin notes suitability for ages 1+, and a patch product specifies use for ages 12 and up.

The transdermal patches are described as delivering steady nutrients for about 8–12 hours per patch.