Vitamin A intake and the risk of hip fracture in postmenopausal women: the Iowa Women's Health Study
LS Lim, LJ Harnack, D Lazovich, AR Folsom - Osteoporosis International, 2004 - Springer
Excessive intake of vitamin A is postulated to have a detrimental effect on bone by inducing
osteoporosis. This may lead to an increased risk of fracture, particularly in persons who are …
osteoporosis. This may lead to an increased risk of fracture, particularly in persons who are …
Serum vitamin A concentration and the risk of hip fracture among women 50 to 74 years old in the United States: a prospective analysis of the NHANES I follow-up …
AR Opotowsky, JP Bilezikian - The American journal of medicine, 2004 - Elsevier
BACKGROUND: Recent studies on the association between vitamin A and fracture risk have
focused on samples with high vitamin A intake. We analyzed a cohort that was more …
focused on samples with high vitamin A intake. We analyzed a cohort that was more …
[HTML][HTML] Vitamin A and retinol intakes and the risk of fractures among participants of the Women's Health Initiative Observational Study
G Caire-Juvera, C Ritenbaugh… - The American journal of …, 2009 - Elsevier
Background Excessive intakes of vitamin A have been shown to have adverse skeletal
effects in animals. High vitamin A intake may lead to an increased risk of fracture in humans …
effects in animals. High vitamin A intake may lead to an increased risk of fracture in humans …
Vitamin A intake and hip fractures among postmenopausal women
D Feskanich, V Singh, WC Willett, GA Colditz - Jama, 2002 - jamanetwork.com
ContextIngestion of toxic amounts of vitamin A affects bone remodeling and can have
adverse skeletal effects in animals. The possibility has been raised that long-term high …
adverse skeletal effects in animals. The possibility has been raised that long-term high …
No effect of vitamin A intake on bone mineral density and fracture risk in perimenopausal women.
L Rejnmark, P Vestergaard, P Charles… - Osteoporosis …, 2004 - Springer
In recent studies from Sweden and the United States, a high vitamin A intake has been
associated with low bone mineral density (BMD) and increased fracture risk. In Sweden and …
associated with low bone mineral density (BMD) and increased fracture risk. In Sweden and …
Oversupplementation of vitamin A and osteoporotic fractures in the elderly: to supplement or not to supplement with vitamin A
JJB Anderson - Journal of Bone and Mineral Research, 2002 - academic.oup.com
VITAMIN A, an essential micronutrient, is provided by animal foods, whereas-carotene and
other carotenoids, known as provitamin A molecules, are derived from plant sources. In …
other carotenoids, known as provitamin A molecules, are derived from plant sources. In …
Vitamin A intake and osteoporosis: a clinical review
C Crandall - Journal of women's health, 2004 - liebertpub.com
Background: If osteoporosis is linked with vitamin A (Vit A) A consumption, millions of people
could be affected. Methods: A MEDLINE search was performed with keywords retinol, β …
could be affected. Methods: A MEDLINE search was performed with keywords retinol, β …
Effect of vitamin A on fracture risk
HA Jackson, AH Sheehan - Annals of Pharmacotherapy, 2005 - journals.sagepub.com
OBJECTIVE To describe current data evaluating the effect of vitamin A intake on fracture
risk. DATA SOURCES A literature search using MEDLINE (1966–March 2005) was …
risk. DATA SOURCES A literature search using MEDLINE (1966–March 2005) was …
[HTML][HTML] Serum retinyl esters are not elevated in postmenopausal women with and without osteoporosis whose preformed vitamin A intakes are high
KL Penniston, N Weng, N Binkley… - The American journal of …, 2006 - Elsevier
Background: Recent observational studies suggest that preformed vitamin A (VA) intakes of
1500–2000 μg/d may increase the risk of osteoporosis and hip fracture. However, few …
1500–2000 μg/d may increase the risk of osteoporosis and hip fracture. However, few …
Vitamin A supplementation and risk of skeletal fracture
P de Souza Genaro, LA Martini - Nutrition reviews, 2004 - search.proquest.com
Abstract Effects of toxic amounts of vitamin A include skeletal effects; from acute toxic
exposure to chronic high-dose intake of vitamin A, these effects have led experts to …
exposure to chronic high-dose intake of vitamin A, these effects have led experts to …