{{Rsnum
|rsid=1535
|Gene=FADS2
|Chromosome=11
|position=61830500
|Orientation=plus
|GMAF=0.3494
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=FADS2
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 44.2 | 43.4 | 12.4
| HCB | 40.1 | 44.5 | 15.3
| JPT | 46.0 | 43.4 | 10.6
| YRI | 78.2 | 21.1 | 0.7
| ASW | 77.2 | 21.1 | 1.8
| CHB | 40.1 | 44.5 | 15.3
| CHD | 28.7 | 43.5 | 27.8
| GIH | 82.2 | 17.8 | 0.0
| LWK | 84.5 | 14.5 | 0.9
| MEX | 13.8 | 41.4 | 44.8
| MKK | 68.6 | 29.5 | 1.9
| TSI | 56.9 | 34.3 | 8.8
| HapMapRevision=28
}}
{{PMID|17984066|OA=1
}} 4+ IQ points for breastfeeding with the AA or AG genotypes

{{PMID Auto GWAS
|PMID=20339536
|Trait=Response to statin therapy
|Title=Genome-wide association of lipid-lowering response to statins in combined study populations
|RiskAllele=G
|Pval=0.000007
|OR=None
|ORtxt=None
|OA=1
}}
{{PMID Auto
|PMID=20644632
|Title=FADS2 Polymorphisms Modify the Effect of Breastfeeding on Child IQ
|OA=1
}}
{{PMID Auto GWAS
|PMID=20694148
|Trait=None
|Title=A genome-wide association study of the metabolic syndrome in Indian Asian men
|RiskAllele=G
|Pval=4E-7
|OR=0.03
|ORtxt=[0.02-0.04] mmol/l decrease
|OA=1
}}

{{PMID Auto GWAS
|PMID=21829377
|Trait=None
|Title=Genetic Loci Associated with Plasma Phospholipid n-3 Fatty Acids: A Meta-Analysis of Genome-Wide Association Studies from the CHARGE Consortium.
|RiskAllele=A
|Pval=0
|OR=0.0700
|ORtxt=[NR] % increase
|OA=1
}}

{{PMID Auto
|PMID=19060910
|Title=Genome-wide association analysis of metabolic traits in a birth cohort from a founder population.
|OA=1
}}

{{PMID Auto
|PMID=19798445
|Title=Genetic determinants of circulating sphingolipid concentrations in European populations.
|OA=1
}}

{{PMID Auto
|PMID=21347282
|Title=Genome-wide association study of coronary heart disease and its risk factors in 8,090 African Americans: the NHLBI CARe Project.
|OA=1
}}

{{PMID Auto
|PMID=22194195
|Title=Polyunsaturated fatty acid levels in blood during pregnancy, at birth and at 7 years: their associations with two common FADS2 polymorphisms.
|OA=1
}}

[[Breastfeeding and IQ]]

{{PMID Auto
|PMID=23861364
|Title=Do Genetic Modifiers of HDL-C and Triglyceride Levels also Modify Their Response to a Lifestyle Intervention in the Setting of Obesity and Type-2 Diabetes Mellitus? The Look AHEAD Study
}}

{{PMID Auto
|PMID=22743310
|Title=Circulating and dietary alpha-linolenic acid and incidence of congestive heart failure in older adults: the Cardiovascular Health Study.
|OA=1
}}

{{PMID Auto
|PMID=23636240
|Title=FADS genotype and diet are important determinants of DHA status: a cross-sectional study in Danish infants.
}}

{{PMID Auto
|PMID=23737301
|Title=A prospective study of the effects of breastfeeding and FADS2 polymorphisms on cognition and hyperactivity/attention problems.
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}