Formula Analysis and Suitability for Whitening Cream

Your formula includes several ingredients known for their skin brightening and whitening properties, making it suitable as a base for a whitening cream. Key active ingredients contributing to whitening/brightening include:

• Alpha Arbutin: A well-regarded ingredient that works by inhibiting the enzyme Tyrosinase, which is crucial for melanin production. Your inclusion at 2% is the recommended maximum for effective whitening.
• N-Acetyl-D Glucosamine (GlucoBright™) and Vitamin B3 (Safe-B3™): These two ingredients work synergistically to reduce hyperpigmentation and improve skin tone. Your percentages (4% GlucoBright™ and 2% Safe-B3™) are within or close to the recommended ranges for this combination effect.
• Resveratrol: Known for its antioxidant properties, Resveratrol also has been shown to help brighten skin and improve uneven skin tone through various mechanisms.
• Yeast Radiance™: This ingredient is described as a brightener that enhances skin radiance, rather than a direct whitener that reduces pigment. It contributes to a brighter, more luminous complexion.
• Bisabolol: While primarily known for its anti-irritant properties, Bisabolol also offers a gentle melanin inhibiting effect, contributing to overall skin brightening.

The formula also includes ingredients for moisturizing and soothing:

• WaterLock™ and Rice Vitamin: These help to hydrate the skin and maintain moisture balance, which is important for overall skin health and appearance.
• Licorice Root Extract (Licochalcone A): This ingredient is included for its anti-inflammatory and anti-acne properties, helping to reduce redness and irritation. It is not a whitening ingredient.

Suggestions for Improvement:

1. Ingredient Percentages:
   • The percentage of Active Resveratrol™ (5%) appears higher than the typical recommended usage rate (which is often up to 3%). You may want to verify the recommended maximum usage rate for the specific type of Resveratrol you are using to ensure efficacy and stability.
   • The percentage of Co-Enzyme Q10 Extra (1%) is at the higher end of the recommended range for the water-dispersible form and above the recommended rate for the oil-soluble form. This ingredient is primarily for anti-aging and antioxidant benefits, not whitening, and as the staff mentioned, it contributes to the formula's dark color. If whitening is the primary goal, you could consider reducing or removing CoQ10, especially if the color is an issue.
2. Base and pH: The formula includes many active ingredients that work best within a specific pH range (generally 3.5-6.5 for optimal stability and efficacy of ingredients like Alpha Arbutin and Licochalcone A). Using Pure Aloe Vera Gel as a base is hydrating, but you will need to ensure the final pH of your mixture falls within the appropriate range for all the active ingredients to be effective and stable. A dedicated cream base might offer better stability for a complex mix of ingredients.
3. Focus: The formula includes ingredients for whitening, moisturizing, anti-irritant, anti-acne, and anti-aging. While a multi-functional cream can be beneficial, focusing the formula more specifically on whitening might allow for optimization of the whitening agents and their delivery. However, the current mix provides a comprehensive approach to skin health alongside whitening.

Day and Night Use

As the staff correctly pointed out, this formula is not ideal for daytime use primarily because Co-Enzyme Q10 Extra can give the cream a dark color, which may not be aesthetically pleasing for daytime wear.

Furthermore, while some ingredients like Resveratrol offer antioxidant protection, this formula does not contain UV filters. Protecting your skin from the sun is crucial for preventing hyperpigmentation and maintaining the results of whitening treatments. Therefore, this formula is best suited for nighttime use. For daytime, you should use a separate, effective sunscreen, especially if you are targeting dark skin tones as mentioned in your follow-up question.

Total Cream Weight

Based on the previous response from the staff, the total weight of the cream you will receive from this order is 100 grams.

In summary, your formula contains a good combination of ingredients for a whitening cream with added benefits. It is best used at night, and a separate sunscreen is needed for daytime. Consider adjusting the percentages of Resveratrol and Co-Enzyme Q10 Extra based on the specific product types and your primary goals, and ensure the final pH is suitable for all ingredients.

Regarding your question about a formula for all skin types and a separate sunscreen for dark skin tones, the staff provided links to example sunscreen products (SPF Protect Ultra II and Titanium Dioxide 15nm Liquid) which you can review for formulation ideas. Developing a single cream truly suitable for all skin types is challenging, as different skin types have varying needs for moisture, oil control, and sensitivity. Tailoring formulas to specific concerns or skin types generally yields better results.