mk4

Has anyone else experienced a blunted mood when dosing K2 (MK4) higher than 5mg? I pretty much become emotionless and careless, have less empathy. It took me awhile to figure it out as I tend to take several supplements. I do notice a reduction in anxiety from K2, but too much throws me to the...

True K2 the best Mk4 & Mk7 on the market today Cis and trans isomers of the vitamin menaquinone-7: which one is biologically significant? This would explain any brands of K2 that gave people no effects. I've had success with both Thorne and LifeExtension. Nested Naturals, a pure MK7...