Protease: benefits, dosage, contraindications

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Proteolytic enzymes are a family of enzymes that hydrolyze peptide bonds in proteins or peptides. Proteolytic enzymes are present in all tissues, in cell membranes, the cytoplasm, and individual organelles. These enzymes can be endopeptidases, which hydrolyze the peptide bonds within the protein, or exopeptidases, which cleave the terminal amino acids. Proteolytic enzymes differ by the size of the substrate they degrade, the number and types of amino acids they cleave, their optimal pH of activity, and their location in the body. In the body, proteolytic enzymes perform many roles, including the degradation of intracellular proteins, the control of physiologically active peptides, the presentation and recognition of antigens as part of the cellular immune response, muscle remodeling and function, collagen renewal, digestion, blood coagulation... Pathological changes in the activity of proteolytic enzymes result in inflammation, injury, and muscle wasting. Furthermore, changes in the activity of proteolytic enzymes are at least partially responsible for developmental changes in muscle that occur as both benefits and side effects of certain medications. The activity of many proteases is controlled by cellular inhibitors. Inappropriate or pathological activity plays a role in various disorders, including joint inflammation, muscle degradation, including cachexia and sarcopenia, lung disorders, and dementia. Proteolytic enzymes, as enzymes that break down proteins present in the body or on the skin, are consumed to promote digestion or the breakdown of proteins involved in pain and inflammation.

Other name(s) 

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Family or group: 

Enzymes


Indications

Rating methodology

EFSA approval.

Several clinical trials (> 2) randomized controlled with double blind, including a significant number of patients (>100) with consistently positive outcomes for the indication.
Several clinical trials (> 2) randomized controlled with double blind, and including a significant number of patients (>100) with positive outcomes for the indication.
One or more randomized studies or multiple cohorts or epidemiological studies with positive outcomes for the indication.
Clinical studies exist but are uncontrolled, with conclusions that may be positive or contradictory.
Lack of clinical studies to date that can demonstrate the indication.


Skin healing
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Proteolytic enzymes are involved in wound healing. For example, collagenase breaks down clots and then participates in collagen remodeling. Elastase breaks down elastin to allow for greater collagen deposition. Some proteolytic enzymes degrade necrotic tissues after cell rupture.a

Posologie

posologieOral administration


Rheumatoid arthritis
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Proteolytic enzymes are of interest for rheumatoid arthritis. In human research, the intake of proteolytic enzymes by mouth decreases circulating immune complex levels and increases levels of the complement component iC3b. In humans and animal models of edema, it has been demonstrated that orally administered proteolytic enzymes have anti-inflammatory effects. The mechanism of action could be related to an inhibition of endogenous proteinases due to increased activity of proteinase inhibitors. Proteolytic enzymes reduce levels of inflammatory cytokines and the resulting T cell response.

Posologie

posologieOral administration


Properties


Anti-inflammatory

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Proteolytic enzymes are of interest for rheumatoid arthritis. In humans and animal models of edema, it has been demonstrated that orally administered proteolytic enzymes have anti-inflammatory effects. The mechanism of action could be related to an inhibition of endogenous proteinases due to increased activity of proteinase inhibitors. Proteolytic enzymes reduce levels of inflammatory cytokines and the resulting T cell response.

Usages associés

Rheumatoid arthritis

Wound healing

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Proteolytic enzymes are involved in wound healing. For example, collagenase breaks down clots and then participates in collagen remodeling. Elastase breaks down elastin to allow for greater collagen deposition. Some proteolytic enzymes degrade necrotic tissues after cell rupture.a

Usages associés

Skin healing


Safety dosage