Information and Solutions for Men and Women

Vitamin A

Fish, broccoli, and carrots are all good dietary sources of vitamin A.

Vitamin A deficiency and excess vitamin A can both cause hair loss. 29 Doses over 10,000 IU daily (2,000 IU if pregnant) can cause thinning hair. 232

Recommended safe dosages of vitamin A:

  • 700 mcg/day for women 2
  • 770 mcg/day for pregnant women 
  • 1300 mcg/day for lactating women 5
  • 900 mcg/day for men 2

Dietary Sources of Vitamin A

  • Broccoli 2
  • Carrots 2
  • Dairy products 5
  • Dark-colored fruits 5
  • Fish 5
  • Leafy vegetables 5
  • Liver 2
  • Wild amaranth 117

Physiological Effects and Benefits of Vitamin A


Daily safe dosage includes vitamin A from dietary sources, isotretinoin, and supplemental intake and should not be exceeded. 2

Disclaimer: This website is not intended to replace professional consultation, diagnosis, or treatment by a licensed physician. If you require any medical related advice, contact your physician promptly. Information presented on this website is exclusively of a general reference nature. Do not disregard medical advice or delay treatment as a result of accessing information at this site.
If you have hypothyroidism, avoid eating raw and limit cooked servings to no more than 3 per week because it contains a substance that inhibits thyroid function.