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. 2017 Sep 15;9(9):1023. doi: 10.3390/nu9091023

Table 7.

Prevalence of dietary nutrient inadequacy 1 among vegetarians, vegans, and meat-eaters (Nutrinet-Santé Study 2009–2015, n = 93,823).

Nutrients Men (n = 20,591) Women (n = 73,191)
Vegetarians Vegans 2
n = 194
Meat-Eaters Vegetarians Vegans Meat-Eaters
<65 Years
n = 298
>65 Years
n = 57
<65 Years
n = 14,230
>65 Years
n = 5853
<55 Years
n = 1559
>55 Years
n = 456
<55 Years
n = 495
>55 Years
n = 100
<55 Years
n = 47,442
>55 Years
n = 23,139
% % % % % % % % % % %
Total vitamin A 10.1 9.3 18.4 12.4 6.6 6.0 1.2 10.4 6.5 5.8 1.2
Thiamin 26.1 22.1 11.1 21.0 24.0 32.1 26.9 16.1 18.1 21.6 21.6
Riboflavin 13.1 11.6 23.8 6.7 5.8 24.7 12.5 35.4 21.9 13.2 8.4
Niacin 11.5 7.0 5.8 1.0 1.0 12.0 6.5 9.1 3.9 26.1 0.5
Pantothenic acid 10.8 5.8 12.5 5.0 3.4 34.5 19.3 36.6 22.5 19.8 12.3
Vitamin B6 23.2 15.7 11.7 18.9 16.1 37.0 23.3 19.8 19.3 27.2 18.4
Folate 3.8 2.9 1.5 13.1 7.9 9.8 3.0 4.6 9.7 17.7 6.8
Vitamin B12 32.8 16.8 69.9 0.8 0.6 45.3 30.9 83.4 49.8 3.7 1.4
Vitamin C 26.9 34.0 18.3 38.8 32.9 41.0 29.4 26.5 24.1 45.7 36.7
Vitamin E 10.2 11.5 1.8 24.0 27.9 28.9 23.0 8.9 26.1 41.6 38.2
Calcium 13.0 43.3 38.2 13.0 49.0 28.1 56.7 60.8 73.9 66.4 64.1
Iron 0.6 0.7 0.0 0.6 0.5 45.2 33.8 24.9 35.3 56.6 46.1
Zinc 9.2 3.1 6.4 1.1 0.3 9.0 10.7 10.7 10.9 0.7 1.4
Magnesium 45.8 49.1 21.9 71.5 69.8 59.7 43.4 36.8 45.3 79.2 68.1
Phosphorus 0.4 0.0 0.5 0.0 0.0 1.4 0.5 5.1 0.6 0.0 0.0
Potassium 12.4 10.8 8.4 10.6 6.0 36.5 17.0 24.1 17.3 32.7 17.7

1 The probability of dietary nutrient intakes below the estimated average requirements for the French population 2 as only one vegan participant was over 65, a group >65 years of age could not be created.