Raw hazelnuts have 53.5 g fat and 8.4 g fiber per 100 g. At 642 kcal per 100 g, they deliver a dense energy load in small volumes. A 30 g portion is roughly 20 hazelnuts at 193 kcal. Pre-portion into bags or weigh each time to avoid exceeding your target.
How should I track Hazelnuts or Filberts?
Hazelnuts or Filberts is high in magnesium. Nuts like Hazelnuts or Filberts are one of the easiest foods to overeat. Research on portion estimation (Almiron-Roig et al., Appetite 2013) found that people underestimate calorie-dense foods by 50–200% when eyeballing portions. A small handful can easily be 300+ calories. The best habit: pre-portion into 30 g bags or use a scale each time. Also check whether your nuts are raw, roasted, or roasted-in-oil — the roasted-in-oil versions add extra fat that is not in the raw nutrition values.