Chambers 20th Century Dictionary(0.00 / 0 votes)Rate this definition: 1  Rock. rok, n. a large mass of stone: (geol.) a natural deposit of sand, earth, or clay: that which has the firmness of a rock, foundation, support, defence: (Scot.) a distaff: a hard sweetmeat.âv.t. to throw stones at.âns.
Since B-vitamins can be somewhat activating, it is best to take a multivitamin in the morning or afternoon. Minerals such as calcium and magnesium that serve as natural muscle relaxants can be taken in the evening to ensure a good nightâs sleep.
Q: What vitamins should be taken in the morning, before I've eaten? MD: We recommend that you take SAM-e on an empty stomach at least 30 minutes before you consume food. This is most convenient when you first wake up in the morning, as your stomach is most empty at this time.: What vitamins should be taken in the morning, before I've eaten? MD: We recommend that you take SAM-e on an empty stomach at least 30 minutes before you consume food. This is most convenient when you first wake up in the morning, as your stomach is most empty at this time.