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Braintrust

Nutrition & Dietary Habits Annotator

United StatesRemotevia TuringPosted November 10, 2026

$26/hr

Our client is seeking nutrition and dietary-data professionals to support an AI training and evaluation initiative. You will review food, dietary-pattern, and nutrition information so AI systems can be evaluated for scientific accuracy, safety, and usefulness across varied dietary contexts.

What You'll Do

  • Annotate food items, portion sizes, meal composition, and nutrient information from text, images, or food logs.
  • Classify dietary patterns, including macronutrient balance, meal timing, restrictions, and preferences.
  • Verify nutrition information against trusted food-composition references.
  • Identify inconsistent, mislabeled, or culturally ambiguous food entries.
  • Review AI-generated nutrition content for scientific accuracy, safety, and relevance.
  • Help refine guidance for diverse cuisines while maintaining consistency across annotation batches.

Requirements

  • At least 3 years of relevant experience in nutrition, dietetics, food science, community nutrition, or a related field.
  • Familiarity with food-composition databases and dietary-assessment methods.
  • Strong judgment regarding portion estimation, food categorization, and structured nutrition data.
  • Comfort using spreadsheets, annotation tools, or structured-data formats.
  • Ability to commit for 8 weeks, work 8 hours per day, and overlap at least 4 hours with Pacific Time.

Preferred Qualifications

  • RD, RDN, or an equivalent nutrition credential.
  • Advanced education in nutrition science, public-health nutrition, or clinical dietetics.
  • Experience with multicultural food data or prior AI/ML data labeling.

Compensation

$26 USD per hour.

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