Formulation of Herbal Shampoo Using Natural Ingredients and Comparative Evaluation with Marketed Herbal Shampoo

1.1 Overview of Herbal Cosmetics

Herbal cosmetics have gained tremendous importance in recent years due to increasing awareness about the harmful effects of synthetic chemicals used in conventional cosmetic products (Sharma, 2010; Barel et al., 2014). Among various cosmetic preparations, shampoos are one of the most widely used hair care products for cleansing the scalp and hair. A shampoo is defined as a cosmetic preparation used for washing hair, removing dirt, sebum, dandruff, and environmental pollutants (Mithal, 2012). Traditional shampoos primarily contain synthetic surfactants such as sodium lauryl sulphate, which may cause irritation, dryness, and damage to hair upon prolonged use (Barel et al., 2014).

1.2 Herbal Shampoos vs Synthetic Shampoos

In contrast, herbal shampoos are formulated using plant-based ingredients that are considered safer, biodegradable, and environmentally friendly (Kokate, 2015). These formulations rely on naturally occurring phytoconstituents such as saponins, flavonoids, tannins, and essential oils, which provide cleansing, conditioning, antimicrobial, and nourishing effects (Sharma, 2010). The shift toward herbal products is also driven by consumer preference for natural, sustainable, and side-effect-free alternatives.

1.3 Importance of Hair Care

Hair plays a significant role in the overall appearance and personality of an individual. Healthy hair requires proper care, including regular cleansing and conditioning. The scalp produces sebum, which along with dust and environmental pollutants, leads to accumulation of impurities (Mithal, 2012). Therefore, an ideal shampoo should not only remove these impurities effectively but also maintain the natural balance of the scalp without causing irritation or damage.

1.4 Role of Herbal Ingredients in Hair Care

The concept of herbal hair care is not new; it has been practiced for centuries in traditional systems such as Ayurveda (Kokate, 2015). Natural ingredients like reetha, shikakai, amla, neem, and aloe vera have been widely used for their beneficial effects on hair health. Reetha contains saponins, which act as natural surfactants and produce mild foam, making it an effective cleansing agent. Shikakai is known for its gentle cleansing and conditioning properties, helping to detangle hair and improve manageability. Amla is rich in vitamin C and antioxidants, which promote hair growth and strengthen hair follicles. Neem possesses antimicrobial and antifungal properties, making it useful in controlling dandruff and scalp infections. Aloe vera provides moisturizing and soothing effects, improving hair texture and shine (Sharma, 2010; Kokate, 2015).

1.5 Need for Present Study

Despite the availability of numerous marketed herbal shampoos, many of them still contain synthetic additives, preservatives, and artificial fragrances that may reduce their overall safety and effectiveness (Barel et al., 2014). Therefore, there is a need to develop a completely herbal formulation that minimizes the use of synthetic ingredients while maintaining desirable physicochemical properties such as pH, viscosity, foaming ability, and cleansing action.

1.6 Formulation and Evaluation Approach

The formulation of herbal shampoo involves careful selection of ingredients and optimization of processing conditions to achieve a stable and effective product (Sharma, 2010). Evaluation of the prepared formulation is essential to ensure its quality, safety, and performance. Various parameters such as organoleptic properties, pH, foaming stability, surface tension, solid content, cleansing action, and viscosity are commonly used to assess the quality of shampoo (Mithal, 2012).

1.7 Comparative Evaluation with Marketed Products

Comparative evaluation with marketed products provides valuable insight into the effectiveness of the developed formulation. It helps in determining whether the prepared herbal shampoo meets or exceeds the performance standards of commercially available products. In the present study, the formulated herbal shampoo is compared with popular marketed brands such as Indulekha, Himalaya, Vatika, and Kesh King.

1.8 Scope of the Study

Thus, the present work focuses on the formulation of a herbal shampoo using natural ingredients and its comparative evaluation with marketed formulations. The study aims to highlight the advantages of herbal formulations and promote their use as safer and more effective alternatives to conventional shampoos.

1.1 Basic Information about Ingredients

• Reetha (Sapindus mukorossi) – Family: Sapindaceae – Natural surfactant

Fig.No.1

• Shikakai (Acacia concinna) – Family: Fabaceae – Hair conditioning agent  

  

Fig.No.2

• Amla (Phyllanthus emblica) – Family: Phyllanthaceae – Hair growth promotes

Fig.No.3

• Neem  (Azadirachta indica) – Family: Meliaceae – Antimicrobial agent

Fig.No.4

• Hibiscus (Jaswand) — Family: Malvaceae; Use: Promotes hair growth and acts as a natural hair conditioner.                  

  

Fig.No.5

• Aloe vera (Aloe barbadensis) – Family: Asphodelaceae – Moisturizer

Fig.No.6

2. Aim, Objective and Plan of Work

Aim

To formulate and evaluate herbal shampoo and compare it with marketed formulations.

Objectives

• To prepare herbal shampoo using natural ingredients
• To evaluate physicochemical properties
• To compare with marketed shampoos

Plan of Work

• Literature survey
• Procurement of materials
• Formulation development
• Evaluation studies
• Comparative analysis

3. Literature Review

Various studies suggest that herbal shampoos provide better safety and reduced irritation compared to synthetic shampoos. Reetha contains saponins which provide natural foaming action. Shikakai improves hair texture, while amla promotes hair growth. Neem exhibits antimicrobial activity and aloe vera provides conditioning effect.

4. MATERIALS AND METHODS

4.1 Formula

4.2 List of Chemicals

4.3 List of Equipment

4.4 Method of Preparation

A total of 200 ml of distilled water was accurately measured and transferred into a clean beaker. The required quantities of reetha, shikakai, amla, hibiscus and neem powders were weighed and gradually added to the beaker with continuous stirring to avoid lump formation. The mixture was then heated at a controlled temperature for about 20–30 minutes while being continuously stirred to ensure proper extraction of active constituents from the herbal powders.After completion of heating, the mixture was allowed to cool to room temperature. The cooled mixture was then filtered through muslin cloth to remove coarse particles and obtain a clear filtrate. To the obtained filtrate, a measured quantity of aloe vera gel was added and mixed thoroughly to impart conditioning and moisturizing properties. If required, sodium lauryl sulphate and sodium benzoate were added at this stage to enhance foaming and preservation, respectively.The final formulation was stirred until a uniform and homogenous consistency was achieved. The prepared herbal shampoo was then transferred into a clean, dry, and properly labelled container and stored at room temperature for further evaluation studies.

5. Evaluation Parameters and Methods

5.1 Organoleptic Properties

Evaluated visually for colour, odour, and appearance.
Procedure: A small quantity of shampoo was taken in a clean beaker and observed visually under normal light for its colour, clarity, odour, and overall appearance.

5.2 pH Determination

Measured using digital pH meter.

Procedure:

10 ml of shampoo was diluted with 90 ml distilled water.

The pH meter was calibrated using standard buffer solutions (pH 4 and 7).

The electrode was dipped into the sample and pH was recorded.

5.3 Foaming Stability

Shake method used to determine foam height and stability.

Procedure: 50 ml of 1% shampoo solution was taken in a graduated cylinder and shaken vigorously for 10 times. The foam height was measured immediately and after 5 minutes to determine stability.

5.4 Solid Content

Evaporation method used.

Procedure: A known quantity (5 ml) of shampoo was taken in a pre-weighed evaporating dish and evaporated to dryness on a water bath. The dish was cooled and weighed. Percentage solid content was calculated.

5.5 Surface Tension

Measured using stalagmometer.

Procedure: The stalagmometer was filled with the 10% shampoo solution and the number of drops falling between two marks was counted. The same was done for distilled water. Surface tension was calculated using standard formula.

5.6 Cleansing Action

Dirt dispersion test performed.

Procedure: 2 drops of shampoo were added to 10 ml distilled water in a test tube, followed by one drop of India ink. The test tube was shaken, and the amount of ink in foam was observed. Less ink in foam indicates better cleansing action.

5.7 Viscosity

Measured using Brookfield viscometer

Procedure: The shampoo sample was placed in a beaker and viscosity was measured using Brookfield viscometer at 25°C using appropriate spindle at 50 rpm. The reading was recorded in centipoise (cps).

6. Results and Comparative Evaluation