Royal Society of Chemistry

Table 1.1

Tolerances for foods other than food supplements including measurement uncertainty.

	Tolerances for foods (includes uncertainty of measurement)
Vitamins	+50%a	−35%

Minerals	+45%	−35%

Carbohydrate, sugars, protein, fibre	<10 g per 100 g: 10–40 g per 100 g: >40 g per 100 g:	±2 g ±20% ±8 g

Fat	<10 g per 100 g: 10–40 g per 100 g: >40 g per 100 g:	±1.5 g ±20% ±8 g

Saturates, monounsaturates, polyunsaturates	<4 g per 100 g: ≥4 g per 100 g:	±0.8 g ±20%

Sodium	<0.5 g per 100 g: ≥0.5 g per 100 g:	±0.15 g ±20%

Salt	<1.25 g per 100 g: ≥1.25 g per 100 g:	±0.375 g ±20%

	Tolerances for foods (includes uncertainty of measurement)
Vitamins	+50%a	−35%

Minerals	+45%	−35%

Carbohydrate, sugars, protein, fibre	<10 g per 100 g: 10–40 g per 100 g: >40 g per 100 g:	±2 g ±20% ±8 g

Fat	<10 g per 100 g: 10–40 g per 100 g: >40 g per 100 g:	±1.5 g ±20% ±8 g

Saturates, monounsaturates, polyunsaturates	<4 g per 100 g: ≥4 g per 100 g:	±0.8 g ±20%

Sodium	<0.5 g per 100 g: ≥0.5 g per 100 g:	±0.15 g ±20%

Salt	<1.25 g per 100 g: ≥1.25 g per 100 g:	±0.375 g ±20%

a

For vitamin C in liquids, higher upper tolerance values could be accepted.