Properties of hydroxyproline

Benefits and functions of hydroxyproline, nonessential amino acid


What is hydroxyproline?

Hydroxyproline is a nonessential amino acid which, as its name suggests, is a hydroxylation of an amino acid, specifically proline, from which it derives.

Its abbreviation is Hyp.

For hydroxyproline synthesis to be carried out proline, glycine and vitamin C are required

Its greatest concentration lies at bones, on the walls of plant cells and connective tissue, specifically in the collagen.

Properties of hydroxyproline

Hydroxyproline is necessary to synthesize collagen, both in bone and skin tissue. Collagen is responsible for the elasticity, beauty and firmness of skin.

Its main function is to be the first defense against external attacks from microorganisms, through a skin in good condition.

Hydroxyproline is used as a marker in urine tests, in order to evaluate the bone mineral loss.

Consumption is contraindicated in the days before when are going to perform a urine test, not to alter the results.

Contraindications of hydroxyproline

Photo of Carob

Photo of carob beans: the seeds of the carob tree (Ceratonia siliqua), used as a substitute for cocoa, are one of the richest plant in hydroxyproline, although the most important sources of this amino acid are animal proteins.

Foods containing hydroxyproline

Animal foods are those that contain more hydroxyproline, for example gelatin of animal origin or shark cartilage

Within plant foods, we include, for example, Alfalfa sprouts

* More information: Foods rich in hydroxyproline

Hydroxyproline supplements

Although you can take supplements of hydroxiproline, it is recommended to meet the needs of this amino acid through a balanced diet. If supplementation is necessary, consult with the specialist before taking it.

* Related information:

Properties of proteins

Proteins formation

Proteins function

Daily proteins needs

Vegetal proteins

How to combine vegetable proteins

List of amino acids in food

Essential amino acids

Nonessential amino acids

Phenylalanine, Isoleucine, Leucine, Lysine, Methionine, Threonine, Tryptophan, Valine

Aspartic acid, Glutaminic acid, Alanine, Arginine, Cysteine, Cystine, Glycine, Hydroxyproline, Proline, Serine, Tyrosine


punto rojo More information on amino acids.

Written by Editorial Botanical-online team in charge of content writing

19 March, 2019

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