Lexi Moriarty, MS, RDN, CSSD | Source | Sports Performance & Eating Disorder Dietitian at Fueled + Balanced Nutrition

“Creatine is a naturally occurring nutrient found within muscle,” says Lexi Moriarty, RDN, a certified sports dietitian and founder of Fueled + Balanced Nutrition. “Creatine plays a key role in energy production during intense physical and mental activity." As a result, creatine is one of the most effective supplements to help boost high-intensity exercise capacity and strength during resistance training, she adds.

With that in mind, you might be wondering if you should be taking a multivitamin, which is why you'll definitely want to check out the following information from Lexi Moriarty, MS, RDN, CSSD, RYT, owner of Expert Nutrition and Wellness, LLC, who tells Eat This, Not That! that there can be some tell-tale signs that you may need a multivitamin.

“Hydration is so important for health, digestion, and training and performance,” says Lexi Moriarty, M.S., R.D., C.S.S.D. She says Buoy’s Hydration Drops add a nice herbal essence to water, are one of the go-to recs she gives to her clients. "It's purposefully unflavored which means sugar-free, stevia, and sweetener-free, so it makes for a great option that you can use daily or even multiple times per day.”