Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings

Common questions

Is Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings healthy?

Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings scores 81/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This collagen peptide powder is formulated with high-quality ingredients, providing a significant amount of protein per serving without the inclusion of artificial sweeteners, dyes, or seed oils.

How processed is Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings?

Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings is NOVA Group 4: Ultra-Processed Foods.

Which ingredients drive Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings' score?

In Scout's ingredient-by-ingredient analysis, Glycine counts in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Thorne Collagen Fit Unflavored Collagen Peptides Powder with Nicotinamide Riboside -15g of Collagen Peptides and 14g Protein per serving NSF Certified for Sport 17.8 Oz 30 servings

Thorne
81 Good

Analysis updated August 2026 · How Scout scores

$56.00 · 17.8 oz · 30 servings · $3.15 / ounce
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At a glance

Beneficial ingredients 1
Harmful ingredients 0
Owned by L Catterton
Category Collagen
Summary

This collagen peptide powder is formulated with high-quality ingredients, providing a significant amount of protein per serving without the inclusion of artificial sweeteners, dyes, or seed oils. The product is NSF Certified for Sport, indicating a level of quality assurance and safety. While it contains some additives, they are primarily amino acids, which are expected in a protein supplement and do not significantly detract from its overall quality.

Key ingredients 18

Glycine
Good

Beneficial ingredient — whole-food or functional value in this product class.

Benefits

Glycine supports collagen production and nervous system health.

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Alanine
Neutral

Alanine is a non-essential amino acid that plays a role in protein synthesis. It is naturally present in many protein-rich foods and supplements. There are no significant health concerns associated with alanine in typical dietary amounts.

Benefits

Alanine supports muscle metabolism and immune system health.

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Arginine
Neutral

Arginine is a semi-essential amino acid involved in nitric oxide production, which can enhance blood flow. It is commonly included in supplements for its potential cardiovascular benefits. However, excessive intake may lead to gastrointestinal discomfort.

Risks

Excessive consumption may cause gastrointestinal issues such as bloating or diarrhea.

Benefits

Arginine may improve circulation and support cardiovascular health.

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Aspartic Acid
Neutral

Aspartic acid is a non-essential amino acid involved in hormone production and nervous system function. It is naturally found in protein-rich foods. There are no significant health concerns associated with aspartic acid in typical dietary amounts.

Benefits

Aspartic acid supports hormone production and nervous system health.

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Cysteine
Neutral

Cysteine is a semi-essential amino acid that contributes to the synthesis of glutathione, an important antioxidant. It is often included in supplements for its potential detoxification benefits. There are no significant health concerns associated with cysteine in typical dietary amounts.

Benefits

Cysteine supports antioxidant production and detoxification processes.

Glutamic Acid
Neutral

Glutamic acid is a non-essential amino acid that serves as a neurotransmitter in the brain. It is naturally present in many foods and supplements. There are no significant health concerns associated with glutamic acid in typical dietary amounts.

Benefits

Glutamic acid supports brain function and neurotransmitter activity.

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Histidine
Neutral

Histidine is an essential amino acid important for growth and tissue repair. It is naturally found in protein-rich foods and supplements. There are no significant health concerns associated with histidine in typical dietary amounts.

Benefits

Histidine supports tissue growth and repair.

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Isoleucine
Neutral

Isoleucine is an essential amino acid that is part of the branched-chain amino acids (BCAAs) group, important for muscle metabolism. It is commonly included in protein supplements. There are no significant health concerns associated with isoleucine in typical dietary amounts.

Benefits

Isoleucine supports muscle metabolism and energy production.

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Leucine
Neutral

Leucine is an essential amino acid and a key component of BCAAs, crucial for muscle protein synthesis. It is widely used in protein supplements for its muscle-building properties. There are no significant health concerns associated with leucine in typical dietary amounts.

Benefits

Leucine promotes muscle protein synthesis and recovery.

Lysine
Neutral

Lysine is an essential amino acid necessary for protein synthesis and calcium absorption. It is naturally present in many protein-rich foods. There are no significant health concerns associated with lysine in typical dietary amounts.

Benefits

Lysine supports protein synthesis and calcium absorption.

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Methionine
Neutral

Methionine is an essential amino acid involved in the synthesis of proteins and other important molecules. It is commonly found in protein supplements. There are no significant health concerns associated with methionine in typical dietary amounts.

Benefits

Methionine supports protein synthesis and metabolic processes.

Phenylalanine
Neutral

Phenylalanine is an essential amino acid that is a precursor to neurotransmitters like dopamine. It is naturally found in protein-rich foods and supplements. There are no significant health concerns associated with phenylalanine in typical dietary amounts.

Benefits

Phenylalanine supports neurotransmitter production and brain function.

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Proline
Neutral

Proline is a non-essential amino acid important for collagen synthesis and skin health. It is naturally present in many protein-rich foods. There are no significant health concerns associated with proline in typical dietary amounts.

Benefits

Proline supports collagen production and skin health.

See more about Proline →
Serine
Neutral

Serine is a non-essential amino acid involved in the synthesis of proteins and other biomolecules. It is naturally found in protein-rich foods. There are no significant health concerns associated with serine in typical dietary amounts.

Benefits

Serine supports protein synthesis and cellular function.

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Threonine
Neutral

Threonine is an essential amino acid necessary for protein synthesis and immune function. It is commonly included in protein supplements. There are no significant health concerns associated with threonine in typical dietary amounts.

Benefits

Threonine supports protein synthesis and immune health.

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Tryptophan
Neutral

Tryptophan is an essential amino acid that serves as a precursor to serotonin, a neurotransmitter. It is naturally found in protein-rich foods and supplements. There are no significant health concerns associated with tryptophan in typical dietary amounts.

Benefits

Tryptophan supports serotonin production and mood regulation.

Tyrosine
Neutral

Tyrosine is a non-essential amino acid involved in the production of neurotransmitters like dopamine. It is naturally present in many protein-rich foods. There are no significant health concerns associated with tyrosine in typical dietary amounts.

Benefits

Tyrosine supports neurotransmitter production and cognitive function.

Valine
Neutral

Valine is an essential amino acid and part of the BCAAs, important for muscle growth and tissue repair. It is commonly included in protein supplements. There are no significant health concerns associated with valine in typical dietary amounts.

Benefits

Valine supports muscle growth and tissue repair.

See more about Valine →

Processing

Group 4 · Ultra-processed

Ultra-Processed Foods

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