Open Access
Tableau 1
compositions en acides gras des huiles de lin et de chanvre comparées à celles d’autres huiles végétales de la famille alpha-linolénique (cameline, noix, colza et soja).
Acides gras | Formule simplifiée | Quantité en % des acides gras totaux | |||||
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Lin | Cameline | Chanvre | Noix | Colza | Soja | ||
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Acides gras saturés | AGS | 6–10 | 9–13 | 9–12 | 7–11 | 6–8 | 11–21 |
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palmitique | C16:0 | 4–6 | 5–8 | 6–7 | 6–8 | 4–5 | 8–13 |
stéarique | C18:0 | 2–4 | 2–3 | 2–3 | 1–3 | 1–2 | 3–6 |
arachidique | C20:0 | <0,5 | <2 | 0,7–0,9 | <0,3 | <1 | <1 |
béhénique | C22:0 | – | <1 | 0,3 | <0,2 | <0,5 | <0,7 |
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Acides gras monoinsaturés | AGMI | 11–23 | 24–48 | 12–17 | 14–21 | 57–65 | 17–27 |
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palmitoléique | C16:1 | <0,5 | <0,3 | <0,2 | <0,2 | <0,6 | <0,2 |
oléique | C18:1 | 10–22 | 14–19 | 12–16 | 14–21 | 55–62 | 17–26 |
eicosènoïque | C20:1 | <0,6 | 12–17 | 0,3–0,4 | <0,3 | 1–2 | <0,4 |
érucique | C22:1 | – | 1,5–4 | <0,1 | – | <0,5 | <0,2 |
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Acides gras polyinsaturés | AGPI | 70–80 | 44–66 | 71–80 | 63–80 | 26–32 | 54–72 |
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linoléique | C18:2 ω6 | 12–18 | 18–21 | 55–57 | 54–65 | 18–22 | 50–62 |
alpha-linolénique | C18:3 ω3 | 54–71 | 27–35 | 14–18 | 9–15 | 8–10 | 4–10 |
gamma-linolénique | C18:3 ω6 | – | – | 2–4 | – | – | – |
stéaridonique | C18:4 ω3 | – | – | 0,5–1 | – | – | – |
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