Difeel - Biotin Growth & Curl Root Stimulator Pro-Growth
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This product contains beneficial ingredients like glycerin, niacinamide, and castor seed oil, which are known for their moisturizing and conditioning properties, promoting healthy hair and scalp. However, the presence of denatured alcohol, which can be drying and potentially irritating, slightly detracts from its overall safety and effectiveness. The formulation is mostly clean, but the inclusion of a drying alcohol prevents it from achieving a higher rating.
Key ingredients 5
GlycerinGood
Glycerin is a humectant that attracts moisture to the hair and scalp. It helps to maintain hydration, making it beneficial for dry or damaged hair. Its moisturizing properties can improve hair texture and manageability.
Risks
In very dry climates, glycerin can draw moisture out of the hair, potentially leading to dryness.
Benefits
Glycerin helps to keep hair hydrated and can improve the overall health and appearance of the hair.
NiacinamideGood
Niacinamide is a form of vitamin B3 that can improve the health of the scalp and hair. It has anti-inflammatory properties and can enhance the appearance of hair by increasing its strength and elasticity. It is beneficial for maintaining a healthy scalp environment.
Risks
There are minimal risks associated with niacinamide in hair care products.
Benefits
Niacinamide supports scalp health and can improve hair strength and elasticity.
Ricinus Communis (Castor) SeedGood
Castor seed oil is known for its moisturizing and conditioning properties. It can help to nourish the scalp and promote healthy hair growth. Its thick consistency makes it effective in sealing moisture into the hair.
Risks
Some individuals may experience allergic reactions or scalp irritation from castor oil.
Benefits
Castor oil is rich in fatty acids that nourish the scalp and promote hair growth.
Water/AquaNeutral
Water is a common solvent used in many cosmetic and personal care products. It acts as a base for the formulation, helping to dissolve other ingredients. It does not have any direct benefits or risks associated with its use in hair care products.
Risks
There are no known risks associated with water in hair care products.
Benefits
Water helps to hydrate and dissolve other beneficial ingredients in the formulation.
Alcohol DenaturedBad
Denatured alcohol is often used as a solvent or astringent in cosmetic products. It can be drying to the hair and scalp, potentially leading to irritation. Its use in hair care products is generally discouraged due to its drying effects.
Risks
Denatured alcohol can strip natural oils from the hair, leading to dryness and potential scalp irritation.
Benefits
It can help other ingredients penetrate the hair shaft more effectively, but this benefit is often outweighed by its drying effects.
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