Im 51 year old, my hb level are not enhancing, right now my hb level is 5 and feel very tired while doing work. I use to take iron injection which makes me happy for 3 months again back to same. Is wheat grass juice enhance hb level in body? Bcz I saw that it enhance hb level at least 3% in 30 days. Is there any side effects out of it. And if any alternative method if available to improve hb level please suggest me. thinking you.