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2. Hypervitaminosis A - Wikipedia

   en.wikipedia.org/wiki/Hypervitaminosis_A

   Toxicity results from ingesting too much preformed vitamin A from foods (such as liver), supplements, or prescription medications and can be prevented by ingesting no more than the recommended daily amount. Diagnosis can be difficult, as serum retinol is not sensitive to toxic levels of vitamin A, but there are effective tests available.

3. Hypervitaminosis - Wikipedia

   en.wikipedia.org/wiki/Hypervitaminosis

   Generally, toxic levels of vitamins stem from high supplement intake and not always from natural sources but rather the mix of natural, derived vitamins and enhancers (vitamin boosters). Toxicities of fat-soluble vitamins can also be caused by a large intake of highly fortified foods , but natural food in modest levels rarely deliver extreme or ...

4. Vitamin A - Wikipedia

   en.wikipedia.org/wiki/Vitamin_A

   Only consumption of retinol-containing dietary supplements can result in acute or chronic toxicity. [6] Acute toxicity occurs after a single or short-term doses of greater than 150,000 μg. Symptoms include blurred vision, nausea, vomiting, dizziness and headache within 8 to 24 hours.

5. Recall: Supplements with unapproved ingredients causing ... - AOL

   www.aol.com/news/recall-supplements-unapproved...

   The 12 varieties of supplements involved went to the United States, Canada, Australia, New Zealand, Germany, Ireland and England. Recall: Supplements with unapproved ingredients causing vomiting ...

6. Should You Use Retinol and Retinoids?

   www.aol.com/lifestyle/retinol-retinoids...

   Lighter Side. Medicare. new

7. Just Started Using Retinol? Here's How To Tell If Your Skin ...

   www.aol.com/just-started-using-retinol-heres...

   Avoid using retinol every day: You don't want to overwhelm your skin with a new ingredient. Some may think it's a better idea to use retinol more often to speed up the purge, but it can possibly ...

8. Megavitamin-B6 syndrome - Wikipedia

   en.wikipedia.org/wiki/Megavitamin-B6_syndrome

   Supplements may only contain dosages of 21 mg/day. [45] European Food Safety Authority: 12 mg/day [25] Ministry of Health, Labour and Welfare (厚生労働省, Kōsei-rōdō-shō) Japan 40–60 mg/day The adult UL was set at 40–45 mg/day for women and 50–60 mg/day for men, with the lower values in those ranges for adults over 70 years of age

9. The Guide to Retinol (and How to Tell If You Need It in Your ...

   www.aol.com/lifestyle/guide-retinol-tell...

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