The Science Behind Grass-Fed Beef Protein & Wholefood Nutrition

The Science Behind Grass-Fed Beef Protein and Wholefood Nutrition

Every ingredient in Otherside Nutrition was chosen for a reason. Here's what the research actually shows.

Grass-Fed Beef Protein

Grass-fed beef protein delivers a complete amino acid profile — all 9 essential amino acids including leucine, the key trigger for muscle protein synthesis. Unlike whey, it contains no dairy, no lactose, and no common allergens.

What the research shows

Compared to grain-fed beef, grass-fed sources contain significantly higher levels of omega-3 fatty acids and conjugated linoleic acid (CLA) — both associated with reduced inflammation and improved body composition.

Complete amino acid profiles from animal protein support muscle repair, recovery, and growth more efficiently than incomplete plant-based sources
Leucine-rich proteins trigger muscle protein synthesis at a lower dose than leucine-deficient proteins
CLA from grass-fed sources has been associated with reduced body fat and improved lean muscle mass

Key benefits

Increases muscle strength
Enhances power output
Supports muscle recovery

Phillips, S.M. & Van Loon, L.J. (2011). Dietary protein for athletes. Journal of Sports Sciences, 29(S1), S29-S38. | Dhiman, T.R. et al. (1999). Conjugated linoleic acid content of milk from cows fed different diets. Journal of Dairy Science, 82(10), 2146-2156.

Beef Organ Complex

Organ meats are the most nutrient-dense foods on earth — yet they have largely disappeared from the modern diet. Liver, heart, and kidney contain concentrated amounts of vitamins and minerals that are difficult to obtain from muscle meat alone.

What the research shows

Beef liver is one of the richest known sources of vitamin B12, vitamin A, folate, iron, and copper — all in their most bioavailable forms. Beef heart is one of the highest food sources of CoQ10, a compound critical for mitochondrial energy production. Kidney provides selenium, B12, and riboflavin in significant concentrations.

Organ meats contain nutrients in their most bioavailable forms — meaning the body absorbs and utilises them more efficiently than synthetic supplement equivalents
CoQ10 from food sources supports mitochondrial function and has been shown to reduce fatigue in clinical studies
Vitamin A from animal sources (retinol) is directly usable by the body, unlike beta-carotene from plant sources which requires conversion

Key benefits

Energy production
Immune function
Iron without synthetic additives

Elmadfa, I. & Meyer, A.L. (2017). Animal proteins as important contributors to a healthy human diet. Annual Review of Animal Biosciences, 5, 111-131. | Rosenfeldt, F.L. et al. (2007). Coenzyme Q10 in the treatment of hypertension. Journal of Human Hypertension, 21(4), 297-306.

Colostrum

Colostrum is the first milk produced by mammals after giving birth — and it is unlike any other food. It is packed with immunoglobulins (IgG, IgA, IgM), lactoferrin, growth factors (IGF-1, IGF-2), and proline-rich polypeptides that support immune function, gut integrity, and cellular repair.

What the research shows

Bovine colostrum is biologically compatible with human physiology and has been extensively studied for its effects on athletic performance, gut health, and immune resilience.

Bovine colostrum supplementation has been shown to improve athletic performance and reduce upper respiratory tract infections in athletes
IGF-1 in colostrum supports muscle recovery, tissue repair, and lean body massColostrum strengthens the gut lining, reducing intestinal permeability — commonly known as "leaky gut"
Lactoferrin has demonstrated antimicrobial and anti-inflammatory properties in multiple clinical studies

Key benefits

Immune support
Muscle recovery
Anti-inflammatory

Shing, C.M. et al. (2006). The influence of bovine colostrum supplementation on exercise performance in highly trained cyclists. British Journal of Sports Medicine, 40(9), 797-801. | Rathe, M. et al. (2014). Clinical applications of bovine colostrum therapy. Nutrition Reviews, 72(4), 237-254.

Bovine Collagen

Collagen is the most abundant protein in the human body — making up the structure of skin, joints, tendons, ligaments, and the gut lining. After the age of 25, the body's natural collagen production begins to decline.

What the research shows

Bovine collagen provides Type I and Type III collagen peptides — the two types most relevant to skin elasticity, joint health, and gut repair. The amino acids glycine, proline, and hydroxyproline found in collagen are largely absent from muscle meat protein, making it a uniquely valuable addition to any protein supplement.

Collagen peptide supplementation has been shown to improve skin hydration, elasticity, and reduce the appearance of wrinkles within 8–12 weeks
Glycine and proline support cartilage regeneration and have been associated with reduced joint pain in active individuals
Glycine and glutamine from collagen support the intestinal lining, reducing gut inflammation and improving digestive health

Key benefits

Skin elasticity
Joint health
Structural protein supportstructural protein support

Proksch, E. et al. (2014). Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology. Skin Pharmacology and Physiology, 27(1), 47-55. | Clark, K.L. et al. (2008). 24-Week study on the use of collagen hydrolysate as a dietary supplement in athletes. Current Medical Research and Opinion, 24(5), 1485-1496.

Celtic Salt

Not all salt is equal. Refined table salt is stripped of everything except sodium chloride. Celtic salt — harvested from coastal regions using traditional methods — retains over 80 naturally occurring trace minerals including magnesium, calcium, potassium, and silica.

What the research shows

These minerals play essential roles in hydration, nerve function, muscle contraction, and pH balance. Including celtic salt in the formula ensures the body receives a full spectrum of electrolytes alongside the protein — not isolated sodium.

Magnesium deficiency is one of the most common nutritional deficiencies globally and is associated with fatigue, muscle cramps, and poor sleep
Trace minerals work synergistically — meaning they are more effective together than in isolated form
Natural electrolyte balance from whole-food sources supports better hydration than synthetic electrolyte supplements

Key benefits

Electrolyte balance
Mineral absorption
Enhances performance

Gröber, U. et al. (2015). Magnesium in prevention and therapy. Nutrients, 7(9), 8199-8226.

Raw Honey

Raw honey is one of the oldest whole foods consumed by humans — and one of the most complex. Unlike processed honey, raw honey retains over 180 biologically active compounds including polyphenols, flavonoids, enzymes, and antimicrobial peptides.

What the research shows

In Otherside's formula, raw honey serves as a natural sweetener that also contributes meaningful nutritional value — providing quick-release natural sugars for energy alongside prebiotic compounds that support gut bacteria.

The polyphenols in raw honey have demonstrated antioxidant and anti-inflammatory effects in multiple studies
Raw honey contains oligosaccharides that act as prebiotics, supporting the growth of beneficial gut bacteria
Natural glucose and fructose from honey provide immediate energy without the inflammatory response associated with refined sugars or artificial sweeteners

Key benefits

Gut health
Immune function
Natural energy

Alvarez-Suarez, J.M. et al. (2014). The composition and biological activity of honey. Nutrients, 6(3), 1090-1107. | Sanz, M.L. et al. (2005). Determination of fructooligosaccharides and oligosaccharides in honey. Journal of Agricultural and Food Chemistry, 53(8), 2913-2921.

Dates

Dates are one of the most nutrient-dense natural sweeteners available. Rich in fiber, potassium, magnesium, and antioxidants, they provide sustained energy release without the blood sugar spikes associated with refined sugars or artificial sweeteners.

What the research shows

In Otherside's formula, dates work alongside raw honey to create a naturally sweet, balanced flavour profile — while contributing meaningful nutritional value that no artificial sweetener can replicate.

The fiber in dates slows glucose absorption, providing sustained energy without blood sugar spikes
Dates are rich in flavonoids, carotenoids, and phenolic acid — antioxidants that protect cells from oxidative damagePotassium from dates supports muscle function, recovery, and cardiovascular health
Studies have shown dates to have anti-inflammatory properties comparable to some pharmaceutical compounds

Key benefits

Natural sweetness
Digestive health
Sustained energy

Al-Shahib, W. & Marshall, R.J. (2003). The fruit of the date palm: its possible use as the best food for the future? International Journal of Food Sciences and Nutrition, 54(4), 247-259.

Your 4-Week Transformation Journey

Results from wholefood nutrition are cumulative. They build over time as your body receives consistent, bioavailable nutrients it may have been missing. Here is what most people notice:

Week 1

Your body begins absorbing the whole-food nutrients. Many notice steadier energy and less post-meal fatigue within the first two weeks. Digestion often feels easier, particularly for those who previously experienced bloating from whey.

Week 2

The organ complex and colostrum start supporting recovery. Workouts feel less depleting. Mental clarity begins to improve as B12, iron, and CoQ10 reach consistent levels.

Week 3

Collagen supports joints and skin from the inside. Energy feels more consistent — less dependent on caffeine or quick fixes. Sleep quality often improves as magnesium and trace minerals from celtic salt accumulate.

Week 4

The full benefit of consistent wholefood nutrition becomes clear. Better recovery, stronger immunity, and a body that feels genuinely nourished — not just fuelled.