- The percentage of HPMC used in putty powder can vary depending on the specific requirements of the application
HPMC is generally recognized as safe (GRAS) by the U.S. Food and Drug Administration (FDA) for use in foods and dietary supplements. It is also listed as an approved food additive in many other countries, including the European Union, Canada, Australia and Japan. These regulatory approvals are based on extensive safety assessments, including toxicology studies and evaluation of their use in various applications.
- The Role of HPMC in Gelation Temperature Control
- Furthermore, HPMC is utilized in the cosmetic industry for its emulsifying and film-forming abilities. It is commonly found in hair care products, providing viscosity and conditioning properties, and in skincare products, where it forms a protective film on the skin.
- 4. Environmental Friendliness HEC is a biodegradable polymer, making it an environmentally friendly alternative to other thickeners and film-forming agents. It poses no harm to the environment and is safe for both humans and animals.
The approach followed by the FEEDAP Panel to assess the safety and the efficacy of HPMC is in line with the principles laid down in Regulation (EC) No 429/20087 and the relevant guidance documents: Guidance on technological additives (EFSA FEEDAP Panel, 2012a), Guidance on studies concerning the safety of use of the additive for users/workers (EFSA FEEDAP Panel, 2012b), Guidance on the identity, characterisation and conditions of use of feed additives (EFSA FEEDAP Panel, 2017a), Guidance on the assessment of the safety of feed additives for the target species (EFSA FEEDAP Panel, 2017b), Guidance on the assessment of the safety of feed additives for the consumer (EFSA FEEDAP Panel, 2017c), Guidance on the assessment of the efficacy of feed additives (EFSA FEEDAP Panel, 2018) and Guidance on the assessment of the safety of feed additives for the environment (EFSA FEEDAP Panel, 2019).

hpmc chemical structure.


(6) Vegetarian and Vegan Recipes:
Hydroxypropyl methylcellulose is derived from plants, making it a suitable ingredient in vegetarian and vegan vitamin formulas. It can serve as an alternative to animal-derived capsule materials and cater to a wider consumer base.
