Hello!<br/><br/>Is this sentence structure correct in English?<br/><br/><i>Protein contributes to the strengthening of immunity, as well is useful for muscles. </i><br/><br/>Thanks a lot! <img class='emoticon' style='Width:19px;Height:19px;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/1.gif' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/1.gif' alt='Emotion: smile'/>