Hi, I’m Shirley, Registered Dietitian & Founder of
SP Nutrition Group

I help individuals improve their health, digestion, hormones, performance, and relationship with food using an evidence-based, non-restrictive approach. My goal is to equip you with the tools, skills, and confidence to create long-term, sustainable change.

Young woman smiling outdoors with a body of water and mountains in the background, wearing a beige tank top and light-colored jacket

Shirley Plotnik is the head Registered Dietitian of
SP Nutrition Group with 6+ years working with individuals

Through Shirley’s comprehensive assessments and individualized approach, she has helped hundreds of individuals

succeed in their goals. Shirley understands the importance of educating her clients and setting them up for life-long

success with the proper tools, resources, and skills. Working with her will include education on what’s in the food

we eat, the quantities and quality of food each body needs, meal planning, grocery shopping, cooking, and more!

Shirley believes in adding nourishment to enhance nutrition – never restricting or depriving the body unnecessarily.

A young woman stretching on a red running track in athletic clothing, with tennis courts and trees in the background.

Sports Performance Background:

As a sports performance dietitian, Shirley has worked with:

  • Collegiate football teams

  • NFL

  • MLB

  • MiLB

  • High school athletes across multiple sports

  • Ultramarathon runners

  • HYROX athletes

Teams she has worked with include:

  • University of Miami Football

  • Rutgers Football

Clinical Experience:

Shirley has worked with 500+ clients struggling with chronic diseases, including:

  • Weight management

  • Diabetes & prediabetes

  • PCOS

  • Kidney Disease

  • Hypertension

  • Gastrointestinal disorders

  • Thyroid disorders

  • Hormonal imbalances

  • Female-specific disorders

Philosophy:

Shirley’s approach blends evidence-based care with actionable strategies that fit real life. Her goal is to empower clients to build confidence, improve symptoms, and create sustainable habits that last.