Vitamin D sufficiency is required for optimal health. The conditions with strong evidence for a
protective effect of vitamin D include several bone diseases, muscle weakness, more than a …

In vitro and animal studies indicate that vitamin D may have anti-cancer benefits, including
against progression and metastasis, against a wide spectrum of cancers. Supporting an anti …

Osteoporosis and low bone mass are currently estimated to be a major public health threat.
Adequate nutrition plays a major role in the prevention and treatment of osteoporosis; the …

Background: Antioxidant defenses are one possible mechanism for decreasing oxidative
damage and its potentially negative effects on age-related bone mass. Objective: This study …

The maintenance of bone mass is influenced by genetic race, hormonal, mechanical and
nutritional factors which modulate the local and systemic mechanisms regulating bone …

There is debate about the possible deleterious effect of excessive vitamin A exposure on
fracture risk. In this nested case control study in older women (312 cases and 934 controls) …

Excess of Vitamin A (retinol) and related compounds (retinoids) induces bone fragility and is
associated with increased hip fracture incidence in humans. Yet, their impact on the adult …

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 …

OBJECTIVES: The objective of this article is to report longitudinal patterns of nutrient
supplementation in children, to quantify nutrient intakes from supplements and diet, and to …

Most patients with cystic fibrosis (CF) and pancreatic insufficiency require supplementation
with fat-soluble vitamins to maintain normal serum levels. Even with supplementation …