scholarly journals Plant Feed Additives as Natural Alternatives to the Use of Synthetic Antioxidant Vitamins on Yield, Quality, and Oxidative Status of Poultry Products: A Review of the Literature of the Last 20 Years

Antioxidants ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 757
Author(s):  
Rosario Pitino ◽  
Massimo De Marchi ◽  
Carmen L. Manuelian ◽  
Marion Johnson ◽  
Marica Simoni ◽  
...  

Scientific evidence demonstrates that plant feed additives (PFA) can be a viable alternative to synthetic antioxidant vitamins in poultry nutrition. PFA are represented by plants, essential oils, plant extracts, and by-products from herbal or crop processing. The use of PFA in the feed industry has increased in recent years as their biologically active compounds (polyphenols) have demonstrated antimicrobial and antioxidant effects in food-producing animals. However, few trials have directly compared the effects of PFA with synthetic vitamins. After a systematic literature review of studies comparing the effects of PFA and synthetic vitamins on poultry products in the last 20 years (2000–2020), a total of 44 peer-reviewed articles were included in the present work. A positive effect of PFA on poultry products’ oxidative stability during storage, organoleptic characteristics, and fatty acids profile has been observed without a specific impact on their performances. The effects of PFA are variable but often similar to those of vitamin E, suggesting the opportunity for a partial substitution of the latter in poultry diets.

Antioxidants ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 659
Author(s):  
Federico Righi ◽  
Rosario Pitino ◽  
Carmen L. Manuelian ◽  
Marica Simoni ◽  
Afro Quarantelli ◽  
...  

Plant feed additives (PFA) such as essential oils, extracts, and by-products from plant processing can be included in poultry diets. A total of 39 peer-reviewed articles were selected from the literature published in the last 20 years (2000–2020) comparing PFA antioxidant effects with synthetic antioxidant vitamins (mainly vitamin E) in poultry nutrition. The PFA can be used as an effective nutritional strategy to face poultry’s oxidative stress with positive impact also on their productivity and efficiency. They can partially or completely replace antioxidant synthetic vitamins (the latter administered at doses between 150 and 500 mg/kg) in animal diets, sometimes affecting important physiological functions or expressing synergistic effect with the synthetic antioxidants. It is crucial to take into consideration the issues related to the absorption and the metabolism of these additives and their interaction with gut microbiota. However, some form- and dose-dependent negative effects on growth performances are observed.


Antioxidants ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 780
Author(s):  
Eleni Tsiplakou ◽  
Rosario Pitino ◽  
Carmen L. Manuelian ◽  
Marica Simoni ◽  
Christina Mitsiopoulou ◽  
...  

The interest for safe and natural foods of animal origin is currently increasing the use of plant feed additives (PFA) as antioxidants in animal nutrition. However, studies with livestock animals dealing with PFA as antioxidants are scarce. The aim of the present review was to evaluate the antioxidant impact of PFA compared with synthetic vitamins on animal food product yield and quality. For this purpose, peer-reviewed studies published between 2000 and 2020 were collected. Most papers were carried out on ruminants (n = 13), but PFA were also tested in swine (n = 6) and rabbits (n = 2). The inclusion of PFA in the diets of pigs, rabbits, and ruminants improved the products’ quality (including organoleptic characteristics and fatty acids profile), oxidative stability, and shelf life, with some impacts also on their yields. The effects of PFA are diverse but often comparable to those of the synthetic antioxidant vitamin E, suggesting their potential as an alternative to this vitamin within the diet.


Antioxidants ◽  
2021 ◽  
Vol 10 (9) ◽  
pp. 1461
Author(s):  
Carmen L. Manuelian ◽  
Rosario Pitino ◽  
Marica Simoni ◽  
Alexandros Mavrommatis ◽  
Massimo De Marchi ◽  
...  

In the last two decades, the interest in natural plant feed additives (PFA) as alternatives to synthetic vitamins in livestock nutrition has increased. After a systematic review, a total of 19 peer-reviewed papers published between 2000 and 2020 were retained to evaluate the antioxidant effects of PFA compared to synthetic antioxidant vitamins (mainly vitamin E; VitE) in livestock nutrition. These studies demonstrated that PFAs could be as efficient as VitE in counteracting oxidative stress in pigs, rabbits, and ruminants. However, PFAs only positively affected animals’ growth performance and feed efficiency in some monogastric studies. The PFA can affect antioxidant enzyme activity in a dose- and method of administration-dependent manner. The antioxidant capacity of both PFA and VitE were depressed in cows fed with diets rich in polyunsaturated fatty acids. Variability among studies could be related to species differences. Despite the interest of the feed industry sector in PFA, there are still very few studies evaluating their antioxidant effect in species other than poultry.


Author(s):  
L. Korol-Bezpala ◽  
S. Merzlov ◽  
V. Marshalok ◽  
H. Merzlova ◽  
Y. Shurchkova ◽  
...  

Foods must contain all the nutrients necessary to maintain human health, development and life. These components include protein, fats, carbohydrates, vitamins, minerals and other biologically active substances, which must be in sufficient quantity and ensure the proper functioning of the body. One such food that contains significant amounts of nutrients is peanuts. Peanuts are a source of protein, carbohydrates, fats, fiber, trace elements and vitamins. The nutrients of the product are easily absorbed. The article presents the results of a study of the nutritional value of roasted salted peanuts of various manufacturers, which are used for consumption in hotel and restaurant complexes in the Kiev region. The studies were carried out in the laboratory of the State Research Control Institute of Veterinary Drugs and Feed Additives (Lviv). Nutritional value was determined according to different methods, which are intended for each indicator, and also used statistical methods. According to the research results, it was revealed that the content of moisture, protein, fat and fiber in peanuts Big Bo, Felix Peanuts and Cossack Slava ranges, respectively, in the range from 0.73 to 1.37 %, from 26.3 to 26.9, from 46.01 to 48.6 g/100 g of product and 3.56 to 3.92 %. According to organoleptic parameters, prototypes of peanuts from different manufacturers meet the standard requirements. Promising research is the study of trace elements in roasted salted peanuts from various manufacturers.


Author(s):  
G. Bezrukova ◽  
M. Shalashova ◽  
T. Novikova ◽  
V. Spirin

On the basis of updated data, the influence of working conditions on the nosological structure of professional morbidity of workers in the basic branches of animal husbandry of the Russian Federation is analyzed. In total, from 2011 to 2017, occupational diseases were detected in 823 livestock workers, who received 881 diagnoses, of which the share of cattle breeders, poultry breeders and pig breeders accounted for 95,0, 3,4 and 1,6 % of cases, respectively. Harmful labor factors that cause the formation of professional pathology in livestock breeders were: physical overload (64,6 %), industrial contact with cattle infected with Brucella abortus bovis (32,6 %) and the presence of dust in the work area containing toxic chemicals and aggressive biological mixes (2,3 %). A high etiopathogenetic relationship between the nosological form of the disease and working conditions in the profession was revealed. In livestock workers, occupational diseases were formed under the influence of physical overloads (64,6 %) and infection with the brucellosis pathogen (34,6 %); in pig farming, as a result of the severity of labor (84.5 %) and air pollution of the working area with dust, chemical toxicants and biologically active substances (7,7 %); in poultry farming, occupational health risk was associated with allergization of working with poultry products (50 %) and physical overloads (42,9 %). In the nosological spectrum of accumulated occupational diseases of livestock workers, the first rank places were occupied by residual brucellosis (32,6 %), radiculopathy of the cervical and lumbo-sacral levels (25,8 %), mono- and polyneuropathy (25,2 %), arthrosis and polyarthrosis (8,2 %), shoulder and shoulder periarthrosis (5,4 %). In poultry workers ¾ respiratory diseases: allergic bronchial asthma (39,3 %), allergic rhinopharyngitis (10,7 %) and cervical and lumbo-sacral radiculopathy (21,4 %). Pig workers were mainly diagnosed with cervical and lumbo-sacral radiculopathy (46,2 %), mono- and polyneuropathy (23,1 %), shoulder periarthrosis (15.4 %).


2021 ◽  
Vol 13 (15) ◽  
pp. 8467
Author(s):  
Erinda Lika ◽  
Marija Kostić ◽  
Sunčica Vještica ◽  
Ivan Milojević ◽  
Nikola Puvača

The quality and safety attributes of poultry products have attracted increasing widespread attention and interest from scholarly groups and the general population. As natural and safe alternatives to synthetic and artificial chemical drugs (e.g., antibiotics), botanical products are recently being used in poultry farms more than 60% of the time for producing organic products. Medicinal plants, and honeybee products, are natural substances, and they were added to poultry diets in a small amount (between 1% and 3%) as a source of nutrition and to provide health benefits for poultry. In addition, they have several biological functions in the poultry body and may help to enhance their welfare. These supplements can increase the bodyweight of broilers and the egg production of laying hens by approximately 7% and 10% and enhance meat and egg quality by more than 25%. Moreover, they can improve rooster semen quality by an average of 20%. Previous research on the main biological activities performed by biotics has shown that most research only concentrated on the notion of using botanical products as growth promoters, anti-inflammatory, and antibacterial agents. In the current review, the critical effects and functions of bee products and botanicals are explored as natural and safe alternative feed additives in poultry production, such as antioxidants, sexual-stimulants, immuno-stimulants, and for producing healthy products.


Author(s):  
M. V. Manukovskaya ◽  
I. P. Shchetilina ◽  
A. G. Kudryakova ◽  
S. R. Kozlova ◽  
A. O. Torosyan ◽  
...  

The development of targeted beverages is a priority for healthy eating. Plant raw materials containing a wide variety of biologically active substances are used for their production. The presence of these ingredients helps to improve many physiological processes in the body, as well as to increase its immune status. The high efficiency of ultrasonic effects on various technological processes was confirmed by numerous studies. Ultrasonic extraction was carried out at t = 20 ? and an ultrasonic wave frequency of 22 kHz. As a result of the research, it was found that the equilibrium state is achieved within 15 minutes with ultrasound exposure. Natural raw materials, their chemical composition and the influence on the human body were studied in the work to develop new beverages recipes. The selected ingredients in a certain quantitative ratio made it possible to obtain beverages with improved bio-corrective properties, which allows satisfying the daily requirement of the human body for biologically active substances. Ultrasonic exposure has a positive effect on the organoleptic characteristics of the beverage and the aftertaste, as proved by the comparative organoleptic evaluation of the samples. The functional properties of the beverages developed were confirmed experimentally. The following was determined in the beverages: macronutrients content, antioxidant activity, vitamin C content, shelf life duration. The ultrasonic extraction method application in the technology of beverages manufacturing allows: to reduce the preparation time by half, to reduce the amount of raw materials by 15%, to increase the content of macronutrients by 45%, to increase the content of vitamin C by 35%, to increase the antioxidant activity by 45-50%, to increase storage stability by 50-60%, to improve organoleptic characteristics. The results obtained prove the intensifying effect of ultrasonic exposure in the production of functional beverages.


Author(s):  
G. V. Agafonov ◽  
A. E. Chusova ◽  
A. V. Zelenkova ◽  
V. E. Plotnikov

One of the effective ways to increase the malt capacity of existing plants is the use of complex enzyme preparations. The enzyme preparation of complex action, penetrating into the grain during soaking or germination, affect its powdery body, contributing to the loosening of the cell membranes and the endosperm itself, thereby accelerating the process of malting. A purpose of researches is development of technology of fermented oat malt with the use of enzyme drug Ceramics 6ХМG. This enzyme preparation with complex action, has ?-amylase, protease, ?-glucanase, pentosanase, cellulose activities. As the object of study was taken oats Kozyr’ variety. Amylolytic ability of malt was determined by colorimetric method, proteolytic-refractometric method (according to Petrov). It was established that as a result of the use of Ceremix 6XMG in an amount of 0.1–0.5 kg per ton of grain, a more pronounced increase in amylolytic and proteolytic ability compared to the control (without the use of an enzyme preparation) occurs at a dosage of 0.5 kg per ton of grain. It is impractical to introduce Ceremix 6HMG in the amount of 0.5 kg per ton of grain, because the enzymatic activity of oat malt is only 6.4–6.6% higher than that of malt treated with an enzyme preparation in the amount of 0.3 kg per ton of grain. It was found that the use of the enzyme preparation Ceremix 6HMG allows to improve the quality of oat malt by improving organoleptic characteristics, increasing the mass fraction of extractives, as well as to intensify the process by reducing the drying time by 10-12 hours, which is important for the preservation of biologically active substances and energy resources.


2021 ◽  
Vol 23 (104) ◽  
pp. 10-17
Author(s):  
L. V. Vyslotska ◽  
B. V. Gutyj ◽  
O. V. Kozenko ◽  
V. I. Khalak ◽  
M. V. Chornyj ◽  
...  

One of the conditions for obtaining high-quality pig products is the use of feed additives, which contain all the necessary biologically active substances, eliminating their deficiency in feed and acting as catalysts for metabolic processes in pigs. That is why the aim of the study was to study the effect of feed additive “Sylimevit” on the enzymatic and non-enzymatic parts of the antioxidant system of piglets after weaning. Two groups of piglets were formed – control and experimental, in the amount of 10 individuals in each group, selected on the principle of analogues – age, breed and body weight. During the weaning period, the piglets were kept under the sow in special machines, had constant access to the mother, and from the age of 5 days – free access to concentrated feed. Feeding of animals was carried out in accordance with the norms for a given age of pigs. Prior to the study, a clinical and physiological examination of the piglets was performed. Their general condition and activity when eating food were taken into account. On the 28th day of life, the piglets were weaned from the sow and regrouped from different nests in order to be further maintained during the period of fattening and rearing with a change in the structure of the diet, which served as technological stress for the animals. From the age of 5 days, piglets of all groups were fed pre-starter feed. Piglets of the experimental group, from 21 to 40 days of age, were additionally fed the feed supplement “Sylimevit” at a dose of 100 mg/kg body weight per day. Feeding piglets Silimevit feed enhances their antioxidant status. The use of this feed additive in piglets contributed to the activation of both enzymatic and non-enzymatic parts of the antioxidant defense system of piglets after weaning, as indicated by an increase in blood 35-day-old piglets superoxide dismutase activity by 26.9 % (P < 0.001), catalase – 41.1 % (P < 0.001), glutathione peroxidase – by 52.7 % (P < 0.05), glutathione reductase – by 53.5 % (P < 0.05), the content of reduced glutathione – by 75 % (P < 0.001). This is due to the fact that silimevit contains active substances such as milk thistle and vitamins, which are strong direct-acting antioxidants and directly interact with free radicals and reactive oxygen species.


Author(s):  
N. M. Baluh

Established that the largest distribution combined with feed additives which include a number of biologically active substances. As an alternative to antibiotics, the use of which recently banned their production and significantly reduced feeding system is used four groups of drugs, enzymes, probiotics, prebiotics and аcidifiers. The largest number of feed additives used in poultry feed. Therefore, to improve the consumption and use of feed efficiency, obtaining maximum animal performance ensured a high level of balanced nutrition using the same enzyme–probiotic supplements. It is to include such feed additives «Proenzym» which consists of live bacteria genus Bacillus subtilis and an enzyme tsellyulaza. What prevents gastrointestinal diseases, improves digestion and absorption of essential nutrients intake. Therefore, the aim was to study the effect of feeding different doses feed additive «Proenzym» in the quail Full–feed and its impact on productivity and internal organs. For the experiment selected 200 day old Estonian quail breed. Of these, the principle of analogues formed four groups of 50 goals each. The duration of the experiment – 56 days. The first (control) group during the entire experiment received a basic diet, and quail research groups in addition to the basic diet fed different doses of feed additives. For the effects of various doses feed additive had a positive effect on live weight quails in 42 and 49–day age. Yes, most live weight at the end of the experiment were females and males second experimental group 10.8% and 8.3%, which in addition to full–feed introduced minimum dose «Proenzym» The introduction of the new maximum amount of feed factor had a significant impact on the weight of internal organs, quails second group for the actions of study drug increased the mass of the lungs and liver, respectively, 0.6 g and 3.4 g, and gallbladder in 4 experimental group 0.16 g. Therefore, we can conclude that the diets of quails best was the maximum amount of feed additive.


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