What is the recommended pH target for Redensyl + Anagain Hair Growth Serum: Benefits, Ingredients & Full Formulation Guide?

For stable cosmetic performance, the ideal pH is between 5.0 and 5.5 for barrier and brightening serums, or 5.5 to 6.5 for hair vitality and rinse-off washes. Always test and adjust using a calibrated digital pH meter or high-accuracy test strips.

Which broad-spectrum preservative is recommended for this water-containing recipe?

Any aqueous cosmetic formulation requires broad-spectrum preservation against bacteria, yeast, and mold. We recommend 0.5%–1.0% Phenoxyethanol + Ethylhexylglycerin (Ases Preserve PHEHG) or Liquid Germall Plus, incorporated during the cool-down phase below 45°C.

What is the expected shelf life of this finished formulation?

When prepared under sanitized studio conditions with distilled water and an approved broad-spectrum preservative at proper pH, the typical shelf life is 12 to 18 months stored in airtight pump bottles below 25°C.

Can this formulation recipe be scaled up for commercial batch manufacturing?

Yes. All formulation percentages are calibrated to 100% batch weight. To scale from a 100g test sample to a 10kg or 50kg production run, multiply each ingredient weight proportionally while maintaining temperature controls and high-shear blending.

Redensyl + Anagain Hair Growth Serum: Benefits, Ingredients & Full Formulation Guide | Formulations

Redensyl and Anagain are two of the most popular cosmetic actives used to support thicker-looking, stronger, and healthier hair. When combined, they help improve the appearance of hair density and scalp vitality without making the hair oily. This guide provides a complete breakdown of how these ingredients work, their benefits, a detailed 100 g formulation, equipment needed, and a step-by-step procedure created by our in-house formulation chemists at Ekora Bazaar.

What Are Redensyl and Anagain?

1. Redensyl

Redensyl is a cosmetic active known for supporting the appearance of improved hair thickness and reduced hair fall. It is stable, easy to formulate with, and widely used in non-oily hair serums.

2. Anagain

Anagain is an ECOCERT-approved active derived from pea sprouts. It helps reactivate hair vitality markers in the dermal papilla. In several studies, it has shown a measurable increase in hair density appearance. Our in-house formulator observed visible improvements within 3 weeks of use.

Together, Redensyl + Anagain make a strong, well-known combination for non-oily, water-based hair serums.

Key Benefits of This Serum

Lightweight, non-sticky and non-oily
Supports thicker-looking, fuller hair
Helps reduce the appearance of hair fall
Hydrates and soothes dry or irritated scalp
Uses ECOCERT-approved Anagain
Beginner-friendly, stable formulation

Ingredient Purpose Breakdown

Ingredient	Function	Why It Is Used
Hyaluronic Acid	Humectant	Hydrates scalp and reduces dryness
Propanediol 1,3	Humectant/Solvent	Helps hydrate HA and improves skin feel
Caffeine	Antioxidant	Helps support hair vitality and shine
Anagain	Botanical Active	Supports reactivation of hair vitality markers
Redensyl	Hair Vitality Active	Supports appearance of increased hair density
Green Tea Extract	Antioxidant	Soothing, anti-inflammatory, dandruff support
ASES Preserve PHEHG	Preservative	Broad-spectrum protection for water-based formulas
DM Water	Base	Medium for a clear, lightweight serum

100 g Hair Growth Serum Formula

Ingredient	Quantity
Hyaluronic Acid	0.5 g
Propanediol 1,3	3 g
Caffeine	0.5 g
Anagain	3 g
Redensyl	3 g
DM Water	88.8 g
ASES Preserve PHEHG	1 g
Green Tea Extract	0.2 g

Equipment Required

Serum pump bottles
100 ml glass beakers
Steel or glass stirring rods / spatulas
Heating mantle or double boiler
Weighing scale (0.01 g accuracy)
Small measuring cups
Gloves
Head cap
Eye goggles

Step-by-Step Formulation Procedure

Quick Summary

Hydrate HA in Propanediol
Dissolve actives in warm water
Cool to room temperature
Add HA mixture
Add preservative + extracts
Adjust pH
Fill bottles

Detailed Procedure

1. Hydrate Hyaluronic Acid

Measure Hyaluronic Acid and Propanediol.
Add HA into Propanediol slowly and allow it to hydrate.

2. Prepare Active Solution

In a separate beaker, measure DM Water.
Add Caffeine, Anagain, and Redensyl.

Heat gently below 50°C until powders are fully dissolved.

3. Combine Phases

Allow mixture to cool to room temperature.
Add the hydrated HA mixture and stir well.

4. Add Final Ingredients

Add ASES Preserve PHEHG and Green Tea Extract.
Mix thoroughly.

5. Check & Adjust pH

Ensure pH is within a suitable cosmetic range.

6. Filling

Transfer the serum into pump bottles.

How to Use

Apply three times a week at night directly to the scalp.
The serum is non-oily and does not require washing off.
Avoid applying on oily or greasy hair.
Patch test before first use.

Summary

Category: Cosmetic, Hair Serum Formulation
Actives: Redensyl, Anagain, Caffeine
Texture: Non-oily, water-based
Skill level: Beginner-friendly
Purpose: Supports thicker-looking hair and scalp hydration
Total time: ~30 minutes

Share Your Creations!

If you try this formulation, share your results with us on Instagram @ekora_bazaar. For ingredient sourcing or formulation help, visit ekorabazaar.in.

FAQs

1. Can Redensyl and Anagain be used together?

Yes. They complement each other and are commonly used together in non-oily hair growth serums.

2. How long until results are visible?

Results may vary, but our in-house formulator observed visible improvements in around 3 weeks during testing.

3. Is the serum suitable for oily scalp?

It is best used on normal to dry scalp. Avoid using on oily scalp.

4. Does this make hair greasy?

No. It is a water-based serum and absorbs easily.

Redensyl + Anagain Hair Growth Serum: Benefits, Ingredients & Full Formulation Guide