Pronulife Effenergy
PRONULIFE Effenergy is a defined multi strain probiotic blend developed for sports and exercise nutrition and sold as a freeze dried powder concentrate. The formula combines Bifidobacterium longum subsp. longum OLP-01, Lactiplantibacillus plantarum PL-02 and Lactococcus lactis LY-66, three characterised strains studied for their effects on endurance, exercise recovery and energy utilisation.
The material is a cream to light beige free flowing powder with the faint fermented odour typical of lyophilised lactic cultures. Its strength is declared as colony forming units per gram rather than as a chemical assay, with a concentrate around 100 billion CFU per gram diluted with maltodextrin or microcrystalline cellulose to whatever potency the finished dose form requires.
Handling depends on viability rather than on solubility. The dried cells are hygroscopic, and moisture uptake is the principal route by which viable count is lost, followed by oxygen and heat. The powder is dosed under low humidity, packed under nitrogen in aluminium foil laminate and held refrigerated, with a shelf life declared under cold storage. It disperses in cold water but is added only after any thermal step in a process, since pasteurisation inactivates the culture.
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- Function
- Probiotic
Specifications
| Item | Specification |
|---|---|
| Appearance | Cream to light beige free flowing powder |
| Odour | Characteristic, faintly fermented |
| Viable Count | Conforms to declared potency, reference grade 100 billion CFU/g |
| Strain Composition | B. longum OLP-01, L. plantarum PL-02, L. lactis LY-66 |
| Identification | 16S rRNA sequencing to species, pulsed field gel electrophoresis to strain |
| Loss on Drying | ≤ 5.0% |
| Water Activity | ≤ 0.20 |
| pH, 10% suspension | 4.0 to 6.5 |
| Lead | ≤ 1.0 mg/kg |
| Arsenic | ≤ 1.0 mg/kg |
| Total Plate Count, non probiotic | ≤ 1,000 CFU/g |
| Yeast and Mould | ≤ 100 CFU/g |
| E. coli | Absent in 1 g |
| Salmonella | Absent in 25 g |
| Storage | ≤ 4°C, sealed under nitrogen |
Common Markets Grades
The blend is traded as a standardised freeze dried powder with a fixed count per gram at time of manufacture and a deliberate overage so the label claim still holds at the end of shelf life. A concentrate of around 100 billion CFU per gram is the reference specification, and lower strengths are the same biomass cut with carrier rather than a different product.
Particle size is held within a narrow band so the powder blends uniformly with excipients and does not segregate during capsule or sachet filling, and an agglomerated version is offered where dusting on high speed lines is a problem. Microencapsulated grades with a lipid or protein coating are produced for matrices carrying water activity or where gastric survival forms part of the specification. Non-GMO, gluten free, kosher and halal documentation accompanies the standard grades.
Applications
- Sports nutrition capsules and tablets, blended dry with excipients under controlled humidity
- Single dose stick packs and sachets, the format that best protects viability behind an individual foil barrier
- Pre workout and post workout powders, where the low water activity of the matrix suits culture survival
- Protein powders and recovery blends, dosed after the protein is dried so the culture never meets a drier
- Electrolyte and hydration powders, added as the live component of a mixed function formula
- Ready to drink recovery beverages, added after heat treatment and held under a cold chain
- Endurance gels and chews, requiring a microencapsulated grade to tolerate water activity
- Combination products with prebiotic fibres or branched chain amino acids, blended dry immediately before filling
Regulatory Status
In the United States the species in the blend are used in conventional foods on GRAS conclusions and are marketed as dietary ingredients under the dietary supplement framework. Statements about endurance, recovery or energy are structure and function claims governed by supplement labelling rules rather than authorised health claims, and the substantive label obligations are strain designation and declared viable count.
In the European Union live cultures of this kind are food ingredients rather than additives, so no E number applies. Bifidobacterium longum, Lactiplantibacillus plantarum and Lactococcus lactis all hold qualified presumption of safety status at species level in the European Food Safety Authority framework, while the term probiotic itself remains restricted on labels in most member states because no health claim for these cultures carries EU authorisation. The joint FAO and WHO guidelines on the evaluation of probiotics in food set the internationally recognised requirements for strain identification, viability declaration and labelling, and Codex has no strain specific standard covering the blend.
Manufacturing Process
Each of the three strains is grown separately, since a bifidobacterium, a lactiplantibacillus and a lactococcus differ in optimum temperature, oxygen tolerance and medium composition. A working seed vial is expanded through flask and seed fermenter stages into a production fermenter charged with a fermentable carbohydrate, a nitrogen source such as yeast extract or a dairy free peptone, and mineral salts. The bifidobacterium is run strictly anaerobic and the other two microaerophilic, with pH held near neutral by automatic alkali dosing so the lactic acid the cultures produce does not stop their own growth.
At harvest each broth is concentrated by continuous centrifugation or membrane filtration to a thick cell cream, which is blended with cryoprotectants, typically sucrose, trehalose and a protein or hydrocolloid, to stabilise the membranes through freezing. The cream is pelletised in liquid nitrogen or frozen on trays and lyophilised until residual moisture falls to the low single figures. Each dried biomass is milled and assayed for viable count, then the three are blended with carrier to the declared ratio and potency and packed under nitrogen in foil laminate.
