Table 4. DHA reduces production of the amyloid β protein that is believed to cause AD. (8/9 studies).

Effect of Omega-3 on Aβ/ Amyloid	Reference
(1) Reduced Aβ production -human neurons	Lukiw et al., 2005 (93)
(2) Reduced Aβ pathway products	Sahlin et al., 2007 (100)
(3) Reduced Aβ production –cell lines	Oksman et al., 2006 (29)
(4) Reduced amyloid accumulation in vivo	Lim et al., 2005 (101)
(5) Reduced amyloid accumulation in vivo	Oksman et al., 2006 (29)
(6) Reduced amyloid accumulation in vivo	Hooijmans et al., 2007 (102)
(7) Reduced intraneuronal Aβ in vivo	Green et al., 2007 (28)
(8) Reduced amyloid in vivo	Berg et al., 2007 (103)
(9) No effect on amyloid (or brain DHA)	Arendash et al., 2007 (45)