Foods Highest in Proline

4,817 foods ranked by Proline per 100 g.

These are the foods highest in Proline, ranked by the amount per 100 g of the edible portion. Proline is a non-essential amino acid that, with glycine, forms the backbone of collagen. Its unique ring structure gives collagen its strength and stability, making proline important for skin, joints, tendons, blood-vessel walls and wound healing.

Read the full Proline guide

Values per 100 g.

Food Proline
Gelatins, dry powder, unsweetened 12.30 g
Gelatin desserts, dry mix, reduced calorie, with aspartame, added phosphorus, potassium, sodium, vitamin C 8.89 g
Gelatin desserts, dry mix, reduced calorie, with aspartame, no added sodium 8.89 g
Snacks, pork skins, plain 7.26 g
Snacks, pork skins, barbecue-flavor 6.77 g
Soy protein isolate 4.96 g
Soy protein isolate, potassium type 4.96 g
Soy protein isolate, potassium type, crude protein basis 4.96 g
Cheese, parmesan, shredded 4.86 g
Cheese, parmesan, grated 4.62 g
Soy protein isolate, PROTEIN TECHNOLOGIES INTERNATIONAL, SUPRO 4.50 g
Soy protein isolate, PROTEIN TECHNOLOGIES INTERNATIONAL, ProPlus 4.40 g
Cheese, parmesan, hard 4.18 g
Cheese, gruyere 3.87 g
Seal, bearded (Oogruk), meat, dried (Alaska Native) 3.79 g
Cheese, romano 3.72 g
Cheese, goat, hard type 3.69 g
Cheese, swiss 3.69 g
Milk, dry, nonfat, regular, without added vitamin A and vitamin D 3.50 g
Milk, dry, nonfat, regular, with added vitamin A and vitamin D 3.50 g
Whale, beluga, meat, dried (Alaska Native) 3.48 g
Milk, dry, nonfat, calcium reduced 3.44 g
Milk, dry, nonfat, instant, with added vitamin A and vitamin D 3.40 g
Milk, dry, nonfat, instant, without added vitamin A and vitamin D 3.40 g
Cheese, fontina 3.32 g
Milk, buttermilk, dried 3.32 g
Soy protein concentrate, produced by alcohol extraction 3.30 g
Soy protein concentrate, produced by acid wash 3.30 g
Soy protein concentrate, crude protein basis (N x 6.25), produced by acid wash 3.30 g
Cheese, edam 3.25 g

Gelatin and bone broth, meat, dairy, eggs and whole grains. Amounts are per 100 g of the edible portion; your serving may differ.

Proline — frequently asked questions

What foods are highest in Proline?

Per 100 g, some of the richest sources are Gelatins, dry powder, unsweetened, Gelatin desserts, dry mix, reduced calorie, with aspartame, added phosphorus, potassium, sodium, vitamin C, Gelatin desserts, dry mix, reduced calorie, with aspartame, no added sodium, Snacks, pork skins, plain and Snacks, pork skins, barbecue-flavor. See the full ranking above.

How much Proline do I need a day?

There is no Daily Value or specific target. The body synthesizes proline, and protein and collagen foods supply it.

What does Proline do?

Proline is a non-essential amino acid that, with glycine, forms the backbone of collagen. Its unique ring structure gives collagen its strength and stability, making proline important for skin, joints, tendons, blood-vessel walls and wound healing.

Want the full story on Proline?

See what it does, how much you need, deficiency and too-much, and more food sources.

Proline guide