Supplement
High-Dose Vitamin A
Historical claim, not recommended: an old source urged high-dose vitamin A for immunity, but excess pre-formed vitamin A is toxic to the liver.
🛑 RemedyRank warns against this
Excess pre-formed vitamin A can cause liver damage over time.
This page exists so the reasons are written down plainly, not because the practice is recommended. Nothing is sold here. If a doctor has prescribed something for a diagnosed condition, follow their guidance — that is a decision between you and them, and it is a different thing from trying this at home.
📊 How it ranks (our editor score) — 25/100Tap to see the breakdown
👶 Safe for children?
This remedy carries age-related cautions. Please read them before giving it to a child, and check with your pediatrician or pharmacist first.
- Megadosing vitamin A in pregnancy can harm the baby and should never be attempted.
🌱 What it is
This is the practice of taking large supplemental doses of vitamin A, well beyond the amount found in a normal diet, in hopes of boosting the immune system.
📜 Where it comes from
An older remedy book, writing in the megavitamin era, urged "high doses of vitamin A" for immune support, framing it as carrot-juice beta-carotene even while recommending amounts that in practice meant pre-formed vitamin A. The assumption was that a fat-soluble vitamin could simply be taken in bulk like a food.
🙏 Begin with prayer
Prayer is the first remedy, not the last resort. Whether you are facing this yourself, caring for someone who is, or simply reading to understand — here is a simple prayer you are welcome to make your own, in your name or in theirs:
Heavenly Father, there is so much advice about this, and I cannot weigh it all. I choose instead to trust You with all my heart and not lean on my own understanding. Direct my path — to the right remedy, the right habit, the right helper at the right time — and keep me from anything that would harm the body You gave me. In Jesus' name, Amen.
“Trust in the LORD with all thine heart; and lean not unto thine own understanding. In all thy ways acknowledge him, and he shall direct thy paths.”— Proverbs 3:5-6
🥄 How to use it
RemedyRank does not recommend this. Get vitamin A from ordinary servings of carrots and sweet potatoes and skip high-dose vitamin A pills unless a doctor directs otherwise.
How much: None. Not recommended at any dose.
Why it works: The old claim supposed extra vitamin A would sharpen immune defenses, but too much pre-formed vitamin A (retinol) builds up in the liver and can damage it, and in pregnancy it can harm the developing baby.
⚠️ Cautions
- Excess pre-formed vitamin A can cause liver damage over time.
- Beta-carotene from vegetables like carrots and sweet potatoes is the safer, food-first route.
- Symptoms of overdose include headache, dizziness, and bone pain, easy to miss until damage has begun.
- A doctor should be consulted before any vitamin A supplement beyond a standard multivitamin.
📚 Learn more
🌿 Deeper natural detail
Curated links coming for this one.
🩺 The conventional view
💬 Ask Remy about High-Dose Vitamin A
📚 Resource confidence
Based on mentions in health references
Your vote is saved. Source endorsement totals come from books and studies (+7 per book, +5 per article). You can change your vote anytime from this device.
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