Foods Highest in Glycine

4,829 foods ranked by Glycine per 100 g.

These are the foods highest in Glycine, ranked by the amount per 100 g of the edible portion. Glycine is the smallest amino acid and makes up about a third of collagen, the most abundant protein in the body. Beyond connective tissue, it helps build glutathione, creatine and heme, and acts as a calming neurotransmitter that may support sleep quality.

Read the full Glycine guide

Values per 100 g.

Food Glycine
Gelatins, dry powder, unsweetened 19.05 g
Gelatin desserts, dry mix, reduced calorie, with aspartame, added phosphorus, potassium, sodium, vitamin C 13.77 g
Gelatin desserts, dry mix, reduced calorie, with aspartame, no added sodium 13.77 g
Snacks, pork skins, plain 11.92 g
Snacks, pork skins, barbecue-flavor 11.04 g
Pork, fresh, variety meats and by-products, ears, frozen, raw 4.40 g
Fish, whitefish, dried (Alaska Native) 4.37 g
Seal, bearded (Oogruk), meat, dried (Alaska Native) 4.35 g
Whale, beluga, meat, dried (Alaska Native) 4.08 g
Soy protein isolate, PROTEIN TECHNOLOGIES INTERNATIONAL, SUPRO 3.70 g
Soy protein isolate, potassium type 3.60 g
Soy protein isolate, potassium type, crude protein basis 3.60 g
Soy protein isolate 3.60 g
Soy protein isolate, PROTEIN TECHNOLOGIES INTERNATIONAL, ProPlus 3.60 g
Seeds, sesame flour, low-fat 3.43 g
Pork, pickled pork hocks 3.34 g
Turkey, fryer-roasters, skin only, cooked, roasted 3.34 g
Seal, bearded (Oogruk), meat, partially dried (Alaska Native) 3.29 g
Smelt, dried (Alaska Native) 3.28 g
Chicken, broilers or fryers, skin only, cooked, roasted 3.25 g
Turkey, young tom, skin only, cooked, roasted 3.21 g
Peanut flour, defatted 3.15 g
Turkey, all classes, skin only, cooked, roasted 3.14 g
Pork, fresh, variety meats and by-products, ears, frozen, cooked, simmered 3.14 g
Seaweed, spirulina, dried 3.10 g
Egg, white, dried, powder, glucose reduced 3.09 g
Seeds, sunflower seed flour, partially defatted 3.08 g
Turkey, young hen, skin only, cooked, roasted 3.04 g
Fish, cod, Atlantic, dried and salted 3.02 g
Mollusks, whelk, unspecified, cooked, moist heat 2.99 g

Gelatin, bone broth, skin-on meats, fish, dairy and legumes. Amounts are per 100 g of the edible portion; your serving may differ.

Glycine — frequently asked questions

What foods are highest in Glycine?

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 Glycine do I need a day?

There is no FDA Daily Value. Some researchers suggest the body's collagen needs exceed what it makes, so foods like bone broth and gelatin can help.

What does Glycine do?

Glycine is the smallest amino acid and makes up about a third of collagen, the most abundant protein in the body. Beyond connective tissue, it helps build glutathione, creatine and heme, and acts as a calming neurotransmitter that may support sleep quality.

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

Glycine guide