FUNCTIONAL INGREDIENTS
A world of antioxidant solutions at your fingertips Vitablend offers a comprehensive and innovative range of cost-effective, natural and synthetic systems for the prevention and delay of oxidation. Maryke Foulds looks at what is on offer from SK Chemtrade.
T
hese additives are available in either
excluding cat food) • Polyethylene glycol (cosmetics and industrial
dry or liquid formats and formulated with three essential components:
applications and pet food) • O ther emulsifiers, for example diacetyl
active, which is an antioxidant active or botanical extract active; chelator, also known
tartaric acid, mono and diglyceride esters,
as a sequestrant; and the carrier.
silica, carbonates and other carriers for feed
Chemical activity can delay the oxidation
and dry compounds.
process to ensure a longer shelf life while product. For easy reference, these products
SYNTHETIC ANTIOXIDANT SYSTEMS
are divided into four classes, as seen in the
The traditional use of phenolic synthetic
table below.
antioxidants offers a powerful, responsive and
maintaining the quality of the food or feed
Chelators prevent metal ions from
cost-effective way to improve the shelf life
becoming pro-oxidative. This is achieved by
of food and feed systems. Vitablend offers a
the addition of chelators such as citric acid
wide range of systems, whether bespoke or
and its esters. The right choice of carrier
from a selection of those widely in use. Blends
(according to suitability and regulations)
in liquid or powder form are based on well-
can ensure the homogeneity of the liquid
known, tried and tested traditional synthetics
or powder system and its application
such as BHA, BHT, TBHQ, propyl gallate and
compatibility. The correct use of carriers
ascorbyl palmitate. These are offered together
ensures ease of dosing of liquids by pumps
with or without sequestrants and synergists.
(for example to pet meal) and also enhances
Oxidation in meat products can lead to poor taste, off flavour development and loss of colour
In liquid form, the chosen carrier is typically
the antioxidative effect by ensuring close
vegetable oil, and in powder formats, it
contact of the chosen antioxidant to
is offered either in a spray-dried or as an
the substrate.
adsorbates format.
THE NEED FOR QUALITY PROTEIN Vitablend was established in 2001 with specific technical knowledge aimed at assisting the food and feed industries. The company has a team of experts in the fields of antioxidants, infant nutrition and premixes as well as their applications, fully supported by production facilities in the Netherlands, US and Singapore on board. In 2009, the company merged with the Barentz Group. This broadened its access to global suppliers of food ingredients, offering a global distribution system for support sales. Established in 1953, Barentz holds a leading position within applications in key global regions and has a flexible and fast approach to business with a strong focus on quality. tocopherols, rosemary and green tea extracts, sunflower oil-derived tocopherols and natural
Typical carrier systems employed by Vitablend:
NATURAL ANTIOXIDANT SYSTEMS
botanical extracts.
• Vegetable oils (sunflower or rapeseed oil)
This range was developed from the validated
• Tocoblend and Toco-PET series
• Lecithin (sunflower and soy origin)
and engineered use of natural mixed
A range of natural, mixed tocopherols and
• Propylene glycol (food and pet food,
tocopherols, high in delta and gamma
varying strengths in combination with or
Active type Traditional phenolics*** Vitamin based
Antioxidant examples BHA, BHT, TBHQ*, Propyl gallate Tocopherols (vitamin E), Ascorbyl palmitate
Natural antioxidants
Rosemary extracts based on Carnosic acid, Natural mixed tocopherols, Green tea, Natural polyphenols
Natural botanical extracts
e.g. Rosemary extracts based on Rosmarinic acid, Flavours.
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April 2021 | FOOD REVIEW
Regulatory status Restricted use in foods and feeds to 200 ppm maximum either singly or in combination.** *TBHQ not permitted for use in feeds Generally permitted in most foods and feeds q.s.** Certain restrictions for Rosemary. ** Natural mixed tocopherols permitted in most foods and feeds q.s.** Natural flavouring
