The lullaby of the sun: the role of vitamin D in sleep disturbance - ScienceDirect
Sleep Better With Vitamins: 4 Nutritional Deficiencies That Could Cause Chronic Insomnia | Nutrition & Dieting articles | Well Being center | SteadyHealth.com
Vitamins and insomnia: Correlation and more
Can supplemental vitamin D improve sleep? - Examine
Vitamin D Deficiency: Symptoms & Causes | CK Birla Hospital
The interfaces between vitamin D, sleep and pain in: Journal of Endocrinology Volume 234 Issue 1 (2017)
The Best Time to Take Vitamin D and How It Affects Sleep
Vitamin D Insomnia: How Much is Too Much?
Relationship between Sleep Duration, Sun Exposure, and Serum 25-Hydroxyvitamin D Status: A Cross-sectional Study | Scientific Reports
Can low Vitamin D cause insomnia? - Nutrient deficiencies and sleep
IFANCA on Twitter: "Did you know Vitamin D deficiency can cause migraines, lower back pain, panic attacks, insomnia, ear infections, the common flu and more? https://t.co/1s1qbAOpPK" / Twitter
How Vitamin D Affects Your Sleep
Does a Vitamin D Deficiency Cause Insomnia?
How Vitamin D Affects Sleep - The Sleep Doctor
Chart: 7 Signs of a Vitamin D Deficiency and Natural Remedies -Nutrition Breakthroughs
IJMS | Free Full-Text | The Role of Vitamin D in Sleep Disorders of Children and Adolescents: A Systematic Review
How Vitamin D Affects Your Sleep
Can supplemental vitamin D improve sleep? - Examine
The connection between vitamin D and sleep | Base
Have Trouble Sleeping? Increasing Vitamin D Can Help.
Can vitamin D help you sleep? Connection and tips
No improvement of sleep from vitamin D supplementation: insights from a randomized controlled trial - ScienceDirect
Vitamin D deficiency and insomnia - YouTube
Vitamins & Supplements That Help or Cause Insomnia - ConsumerLab.com
Can supplemental vitamin D improve sleep? - Examine
Best Time to Take Vitamin D: Morning or Night?
