Serum Base

1. INCI & CAS

INCI: Glycerin · CAS: 56-81-5

2. Role in the formula

Glycerin is listed as a humectant in this development reference. The recorded formula also lists Propanediol and Sodium Hyaluronate. Review moisture feel and tack in the complete formula.

3. Typical use levels (formulation guide)

• A component allocation of 6% w/w is listed as guidance.

Add Glycerin in the water phase without melting it first.

4. Regulatory sources & global compliance

• This note is supplied for formulation development; it is not approval of the purchased material or completed cosmetic; The note should not be read as approval of the final formula.

5. Safety & risk assessment

This level is a cosmetic-formulation guide; it does not establish drug approval or OTC-monograph status with patch assessment and finished-formula stability testing still required.

6. Stability & packaging

Store the bulk in a closed container in a cool, shaded place; where appropriate, assess an airless or pump pack for oxidation-sensitive systems; follow with stability and packaging checks on the confirmed batch.

7. Claims language (Do / Don’t)

• The cosmetic role of Glycerin is presented as humectant function.

• The listed information cannot verify claims of drug action or cure, or a product certification outside the supporting records.
• The ingredient record for Glycerin provides no basis for a whitening effect, acne treatment, perspiration control, sun protection, or hair growth.

1. INCI & CAS

INCI: Propanediol · CAS: 504-63-2

2. Role in the formula

Propanediol is listed as a humectant in this development reference. The recorded formula also lists Glycerin and Sodium Hyaluronate. Review moisture feel and tack in the complete formula.

3. Typical use levels (formulation guide)

• The listed guide allocation for this component is 8% w/w.

Use the water phase to introduce Propanediol.

4. Regulatory sources & global compliance

• The page provides development guidance; it does not certify the supplied material or completed cosmetic; This is not authorization of a product as sold.

5. Safety & risk assessment

The percentage is shown for cosmetic development; the note establishes neither drug approval nor OTC-monograph status with patch and stability testing still needed for the completed formula.

6. Stability & packaging

Protect sealed bulk from warmth and direct light; consider an airless or pump format when oxidation sensitivity warrants it; follow with stability and packaging checks on the confirmed batch.

7. Claims language (Do / Don’t)

• The cosmetic concept for Propanediol in this entry centers on propanediol solvent.

• The available ingredient details does not establish drug or therapeutic claims, clinical cures, or certification claims not confirmed for the product.
• The information about Propanediol does not establish a whitening result, acne-treatment effect, antiperspirant use, sunscreen performance, or hair growth.

1. INCI & CAS

INCI: Sodium Hyaluronate · CAS: 9067-32-7

2. Role in the formula

Sodium Hyaluronate is listed as a humectant in this development reference. The recorded formula also lists Propanediol and Glycerin. Review moisture feel and tack in the complete formula.

3. Typical use levels (formulation guide)

• The reference component allocation is 0.08% w/w.

Hydrate in water before gum. Avoid dumping powder onto a finished thick gel.

4. Regulatory sources & global compliance

• The card records a development guide; it does not constitute approval of the supplied grade or final cosmetic; No approval of the final formula is represented.

5. Safety & risk assessment

This entry provides guidance for cosmetic use only; the listed level does not itself confer drug or OTC status so assess patch response and stability in the final formula.

6. Stability & packaging

Use cool, sealed storage away from strong light for the bulk; review airless or pump options if oxidation presents a concern; verify the chosen pack against the tested formula.

7. Claims language (Do / Don’t)

• The recorded cosmetic positioning for Sodium Hyaluronate highlights hydration-polymer.

• This reference does not demonstrate claims of drug activity, a clinical cure, or an undocumented product certification.
• This Sodium Hyaluronate listing does not support skin whitening, treatment of acne, sweat control, UV protection, or hair-growth results.