Exhibit 99.1

FOR IMMEDIATE RELEASE

Investor Relations:

Cameron Donahue

(651) 653-1854

cameron@haydenir.com

Celsius Holdings, Inc. to Release First Quarter 2018 Financial Results on Thursday, May 10, 2018

BOCA RATON, FL, May 3, 2018 /PRNewswire/ -- Celsius Holdings, Inc., (Nasdaq: CELH), maker of the clinically proven fitness drink, CELSIUS®, today announced that it will release financial results for the first quarter ended March 31, 2018 on Thursday, May 10, 2018 after the market close. Management will then host a conference call that same day at 4:30 p.m. Eastern Time to discuss the results with the investment community.

To participate in the conference call, please call one of the following telephone numbers at least 10 minutes before the start of the call:

US: 877-709-8150

International: 201-689-8354

An audio replay of the call will be available on the Company's website at https://www.celsiusholdingsinc.com/news/

About Celsius Holdings, Inc.

Celsius Holdings, Inc., founded in April, 2004, is a global company with a proprietary, clinically proven formula for its brand CELSIUS®. Celsius Holdings, Inc. has a corporate mission to become the global leader of a branded portfolio consisting of proprietary, clinically proven, innovations which offer significant health benefits. CELSIUS®' Original Line comes in eight delicious sparkling and non-carbonated flavors in sleek 12oz cans and is also available in single-serve powdered packets. CELSIUS®' Natural Line is available in six refreshing flavors: three sparkling and three non-carbonated. This line is naturally caffeinated and naturally sweetened.

New to the portfolio, trainer-grade CELSIUS HEAT™ offers an additional 100mg of caffeine over the CELSIUS® Original Line, to total 300mg per can, and also contains 2,000mg of L-citrulline, a vasodilator. CELSIUS HEAT™ is sold in 16oz cans and is available in seven carbonated flavors. CELSIUS HEAT™ is a thermogenic pre-workout drink and targets professional trainers, competitive athletes, the military and first responders. CELSIUS HEAT™ was developed for those seeking a trainer-grade version of CELSIUS® versus the Original Line, which is sold in a smaller can package and appeals to the masses as an active lifestyle brand.

CELSIUS® has zero sugar, no preservatives, no aspartame, no high fructose corn syrup, and is non-GMO, with no artificial flavors or colors. The CELSIUS® line of products is Certified Kosher and Vegan. CELSIUS® is also soy and gluten free and contains very little sodium. CELSIUS® is sold nationally at fitness clubs, 7-Eleven, Sprouts, The Fresh Market and key regional retailers such as HEB, Publix, Winn-Dixie, Harris Teeter, Shaw's, Food Lion, CVS and many others.

CELSIUS®' functional claims are backed by six published university studies. The first study was conducted in 2005 and additional studies from the University of Oklahoma were conducted over the next five years. The studies were published in peer-reviewed journals and validate the unique benefits that CELSIUS® provides. For more information, please visit www.celsiusholdingsinc.com.

Investor Relations:
Cameron Donahue
(651) 653-1854
cameron@haydenir.com

Media:

Megan Bell

Rosica Communications

(201) 843-5600

megan@rosica.com