vitamin

I currently have a lot of knee and elbow pain they hurt when I work out and also when I am waking up in the morning. it feels very cold and hard in my joints and I have to move myself around to get things warmed up do you think this could result from some type of vitamin or mineral deficiency...

just as the title says I'm looking for the best multi-vitamin on the market. I'm currently doing one from vita cost. Just their generic brand. when I pee my pee is different color so I don't think it's absorbed in my body. Do you have any Better recommendation

My girlfriend and I have both had issues with getting enough b12 in our diets We decided to experiment with getting the vitamin and see if that makes a difference before I went and spent all this money on vitamins one of the see what is the best source for the best quality

ugh I bought a bunch of supplements and I got a bunch of supplements for the holiday from friends and family because that's the only thing I asked for a few of these products do have tablet and supplements and they're very hard to swallow. Would it be okay for me to grind them up or even cut...