Sun Bum Blonde Formula Hair Lightener - 4 fl oz: Shine Enhancing, Paraben-Free, Vegan, Spray
Analysis updated July 2026 · How Scout scores
At a glance
Summary
This hair lightener contains beneficial natural extracts like lemon and pineapple, which provide antioxidant and conditioning properties. However, the presence of fragrance/parfum, which can be a source of allergens and irritants, along with other synthetic ingredients, affects its overall safety profile. The product is moderately processed, which further influences its rating.
Key ingredients 12
Citrus Medica Limonum (Lemon) Fruit ExtractGood
Lemon fruit extract is known for its natural astringent and antioxidant properties. It can help to brighten and clarify the hair. Its natural origin makes it a favorable ingredient in cosmetic formulations.
Risks
May cause photosensitivity if exposed to sunlight after application.
Benefits
Provides natural brightening and antioxidant benefits.
Ananas Sativus (Pineapple) Fruit ExtractGood
Pineapple fruit extract contains natural enzymes that can help to exfoliate and condition the hair. It is rich in vitamins and antioxidants, promoting healthy hair. Its natural origin is beneficial for cosmetic formulations.
Risks
Potential for mild irritation in sensitive individuals.
Benefits
Offers conditioning and antioxidant benefits to the hair.
Aqua (Water)Neutral
Aqua, or water, is a common solvent used in cosmetic formulations. It acts as a base for the product, helping to dissolve other ingredients. It does not have any direct benefits or risks associated with its use in cosmetics.
Risks
There are no significant risks associated with water in cosmetic products.
Benefits
Water helps to evenly distribute other ingredients in the formulation.
Polysorbate 20Neutral
Polysorbate 20 is an emulsifier that helps to mix oil and water-based ingredients. It stabilizes the formulation, ensuring consistent texture and performance. It is generally considered safe for use in cosmetics.
Risks
May cause mild irritation in sensitive individuals.
Benefits
Helps to maintain product consistency and stability.
Silicone Quaternium-8Neutral
Silicone Quaternium-8 is a conditioning agent that helps to smooth and detangle hair. It forms a protective barrier on the hair shaft, reducing frizz. It is generally considered safe for use in hair care products.
Risks
May build up on hair over time, requiring clarifying shampoos.
Benefits
Improves hair manageability and reduces frizz.
Disodium PhosphateNeutral
Disodium phosphate is used as a buffering agent to maintain the pH balance of the product. It ensures the stability and effectiveness of the formulation. It is generally recognized as safe in cosmetic applications.
Benefits
Helps maintain product stability and pH balance.
CoumarinNeutral
Coumarin is a fragrance ingredient that provides a sweet, vanilla-like scent. It is used to enhance the olfactory appeal of the product. While generally safe, it can be an allergen for some individuals.
Risks
Potential allergen for sensitive individuals.
Benefits
Adds a pleasant scent to the product.
Ext. Violet 2 (CL 60730)Neutral
Ext. Violet 2 is a synthetic dye used to impart color to cosmetic products. It is used in small amounts to enhance the visual appeal. It is approved for use in cosmetics but may cause irritation in sensitive individuals.
Risks
Potential for irritation or allergic reaction in sensitive individuals.
Benefits
Provides color to enhance the product's visual appeal.
Hydrogen PeroxideBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
Excessive use can lead to hair damage and scalp irritation.
Benefits
It effectively lightens hair color by breaking down the natural pigment.
Phosphoric AcidBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
Can be irritating in high concentrations.
Benefits
Maintains the desired pH level of the product.
Disodium EDTABad
Processed additive flagged under Scout's ingredient doctrine.
Risks
May cause irritation in sensitive individuals.
Benefits
Improves product stability and prevents metal ion interference.
Fragrance/ParfumVery Bad
Fragrance is added to products to provide a pleasant scent. However, it can be a source of allergens and irritants, especially for sensitive skin. The exact composition is often undisclosed, leading to potential unknown risks.
Risks
Potential allergen and irritant, especially for sensitive skin.
Benefits
Enhances the sensory experience of the product.
Get the full breakdown in the Scout appTake Scout shopping
Scan any product to see lab results, healthy alternatives, and your personalized analysis.
Download on theApp Store GET IT ONGoogle PlayAmazon pricing & content
Amazon price as of . Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED “AS IS” AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.