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Alpha-Carotene

Vitamin Unit: µg

Provitamin A carotenoid found in orange vegetables. Has about half the vitamin A activity of beta-carotene.

No established daily requirement for this nutrient.

Top Foods Highest in Alpha-Carotene

Amount per 100g serving. Values in µg per 100g.

Foods Highest in Alpha-Carotene (Table)

#FoodPer 100gGroup
1Carrot, dehydrated14,251 µgVegetables and Vegetable Products
2Peppers, sweet, red, freeze-dried6,931 µgVegetables and Vegetable Products
3Pumpkin, canned, with salt4,795 µgVegetables and Vegetable Products
4Pumpkin, canned, without salt4,795 µgVegetables and Vegetable Products
5Carrot juice, canned4,342 µgVegetables and Vegetable Products
6Carrots, cooked, boiled, drained, with salt3,776 µgVegetables and Vegetable Products
7Carrots, cooked, boiled, drained, without salt3,776 µgVegetables and Vegetable Products
8Carrots, frozen, cooked, boiled, drained, without salt3,716 µgVegetables and Vegetable Products
9Babyfood, carrots and beef, strained3,716 µgBaby Foods
10Carrots, frozen, cooked, boiled, drained, with salt3,716 µgVegetables and Vegetable Products
11Carrots, raw3,477 µgVegetables and Vegetable Products
12Babyfood, carrots, toddler3,340 µgBaby Foods
13Carrots, frozen, unprepared (Includes foods for USDA's Food 2,958 µgVegetables and Vegetable Products
14Soup, cream of vegetable, dry, powder2,820 µgSoups, Sauces, and Gravies
15Carrots, canned, no salt added, solids and liquids2,743 µgVegetables and Vegetable Products
16Carrots, canned, no salt added, drained solids2,743 µgVegetables and Vegetable Products
17Carrots, canned, regular pack, drained solids2,743 µgVegetables and Vegetable Products
18Carrots, canned, regular pack, solids and liquids2,692 µgVegetables and Vegetable Products
19Babyfood, vegetables, carrots, junior2,682 µgBaby Foods
20Vegetables, mixed (corn, lima beans, peas, green beans, carr2,636 µgVegetables and Vegetable Products

Health Effects of Alpha-Carotene

Function

Alpha-carotene is a provitamin A carotenoid with about half the vitamin A activity of beta-carotene. It also functions as an antioxidant, protecting cells from oxidative damage.

Deficiency Signs

No specific alpha-carotene deficiency exists. Inadequate carotenoid intake may reduce antioxidant protection and vitamin A status.

Excess / Toxicity

Carotenoids from food are considered safe. Very high intake may cause harmless orange skin discoloration (carotenodermia). Unlike preformed vitamin A, carotenoids are not toxic.

Absorption & Interactions

How It’s Absorbed

Absorbed with dietary fat in the small intestine. Converted to retinal in intestinal cells by BCO1 enzyme. Absorption is enhanced by cooking (breaking cell walls) and consuming with fat.

Key Interactions
Total Fat Enhancer
Dietary fat is essential for carotenoid absorption; as little as 3-5g fat per meal significantly improves uptake
Beta-Carotene Inhibitor
Beta-carotene and alpha-carotene compete for the same absorption and conversion pathways

Frequently Asked Questions

How much Alpha-Carotene do I need per day?

There is no established daily requirement for Alpha-Carotene.

Which food has the most Alpha-Carotene?

The food highest in Alpha-Carotene is Carrot, dehydrated with 14,251 µg per 100g.

What does Alpha-Carotene do in the body?

Provitamin A carotenoid found in orange vegetables. Has about half the vitamin A activity of beta-carotene.