Matrix Biolage SmoothProof Shampoo 13.5 oz

Common questions

Is Matrix Biolage SmoothProof Shampoo 13.5 oz healthy?

Matrix Biolage SmoothProof Shampoo 13.5 oz scores 60/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This shampoo contains beneficial natural oils like Camellia and Avocado, which are minimally processed and provide nourishment and moisture to the hair.

How processed is Matrix Biolage SmoothProof Shampoo 13.5 oz?

Matrix Biolage SmoothProof Shampoo 13.5 oz is NOVA Group 3: Processed Foods.

Which ingredients drive Matrix Biolage SmoothProof Shampoo 13.5 oz's score?

In Scout's ingredient-by-ingredient analysis, Camellia Oil, Persea Gratissima (Avocado) Oil count in its favor; Sodium Laureth Sulfate is flagged as an ingredient of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Matrix Biolage SmoothProof Shampoo 13.5 oz

60 Fair

Analysis updated May 2026 · How Scout scores

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At a glance

Beneficial ingredients 2
Harmful ingredients 1
Category Shampoo
Summary

This shampoo contains beneficial natural oils like Camellia and Avocado, which are minimally processed and provide nourishment and moisture to the hair. However, the presence of Sodium Laureth Sulfate, a surfactant that can cause skin irritation and is associated with potential contamination, impacts the overall ingredient safety. The product is moderately processed, which also affects its rating.

Key ingredients 6

Camellia Oil
Good

Camellia Oil is rich in antioxidants and fatty acids, helping to nourish and condition hair.

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Persea Gratissima (Avocado) Oil
Good

Avocado Oil is known for its moisturizing properties and high nutrient content, beneficial for hair health.

See more about Persea Gratissima (Avocado) Oil →
Aqua
Neutral

Aqua is simply water, serving as a base for the shampoo without adding any beneficial or harmful effects.

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Cocamidopropyl Betaine
Neutral

Cocamidopropyl Betaine is a mild surfactant used to create foam, generally considered safe in small amounts.

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Salicylic Acid
Neutral

Salicylic Acid helps in gentle cleansing and scalp exfoliation, maintaining scalp health without adverse effects.

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Sodium Laureth Sulfate
Bad

Sodium Laureth Sulfate is a surfactant that can be harsh and may strip natural oils from the scalp and hair.

See more about Sodium Laureth Sulfate →

Processing

Group 3 · Processed

Processed Foods

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