Raw Nutrition - Grass-Fed Whey Isolate Protein

RAW Nutrition Grass-Fed Whey Isolate Protein is the brand's flagship protein powder — Informed Sport certified, grass-fed, micro-filtered Whey Protein Isolate delivering 25 grams of protein per scoop at just 0.5g fat and 1g carbohydrates for most flavors. No fillers. No additives. No artificial sweeteners. The protein is grass-fed sourced and micro-filtered — the combination of sourcing and processing that preserves the highest protein concentration and the broadest spectrum of bioactive whey fractions while minimizing fat, lactose, and carbohydrate content. Every batch is independently tested by Informed Sport for 285+ substances banned by WADA and major sport bodies — the same batch-level certification standard used by elite competitive athletes worldwide. 25 servings per container. Mix 1 scoop with 8-10oz of water or your preferred beverage. Available in Dark Chocolate, Vanilla Milkshake, Peanut Butter, Cookies and Cream, and other flavors. Contains Milk. Manufactured on shared equipment that processes egg, fish, shellfish, peanuts, tree nuts, and sesame. California Prop 65 Warning applies.†

Nutrition Facts — RAW Nutrition Grass-Fed Whey Isolate (Per 1 Scoop / 25 Servings)

• Protein: 25g (grass-fed micro-filtered Whey Protein Isolate)

• Total Fat: 0.5g

• Total Carbohydrates: 1g (for most flavors)

• Sweetener: Steviol Glycosides (Reb A and Reb M Stevia) — no artificial sweeteners

• Texture system: Gum Blend (Guar Gum, Gum Acacia, Xanthan Gum)

• No fillers. No additives. No artificial sweeteners or colors.

• Informed Sport certified — every batch tested for 285+ WADA-prohibited substances

• Grass-fed sourced. Micro-filtered. No rBGH.

• 25 servings per container

• Flavors: Dark Chocolate, Vanilla Milkshake, Peanut Butter, Cookies and Cream, and others

• Mix 1 scoop with 8-10oz of water or your preferred beverage

• Use post-workout, between meals, or any time daily protein targets need support

• Contains: Milk (all flavors). Peanuts (Peanut Butter). Wheat (Cookies and Cream).

• Manufactured on shared equipment that processes egg, fish, shellfish, peanuts, tree nuts, and sesame

• California Prop 65 Warning applies.

RAW Nutrition — The Brand Standard Behind This Protein

RAW Nutrition was co-founded by Chris Bumstead — six-time Mr. Olympia Classic Physique champion — and built on a specific brand commitment: the supplements the brand makes are the ones Chris actually uses. Not supplements designed to market around his name, but formulas developed because they meet the standards of an athlete whose physique depends on what he puts in his body. The Grass-Fed Whey Isolate Protein is the cornerstone of that commitment — the daily protein supplement that an athlete preparing for the Olympia stage trusts for quality, purity, and consistency.†

The Informed Sport certification is the brand's external quality guarantee. Informed Sport tests every batch of a certified product for 285+ substances on the WADA prohibited list — not the brand's internal QC, but an accredited independent laboratory operating under ISO 17025 standards (a globally recognized analytical testing accreditation). Every tub of RAW Grass-Fed Whey Isolate that reaches retail has passed this testing before it shipped. For competitive athletes, this is the difference between hoping a protein is clean and knowing it is.†

Grass-Fed and Micro-Filtered — Why These Two Things Matter

Grass-Fed Sourcing

Grass-fed dairy sourcing means the cows producing the milk used to manufacture this protein were raised on pasture rather than grain-finished in conventional feedlot conditions. Research on grass-fed versus grain-fed dairy has documented meaningful differences in fatty acid profile — grass-fed dairy consistently shows higher Omega-3 to Omega-6 ratios and higher CLA (Conjugated Linoleic Acid) content than conventionally produced dairy. The absence of rBGH (recombinant Bovine Growth Hormone) and routine antibiotic use in grass-fed production also addresses the sourcing concerns that increasingly drive athlete and health-conscious consumer purchasing decisions. For a Whey Protein Isolate where the fat content is already filtered to 0.5g per serving, the fatty acid profile improvement from grass-fed sourcing may be modest in absolute terms — but the sourcing standards and hormone/antibiotic-free production represent meaningful quality differentiators from commodity whey protein.†

Micro-Filtration

Micro-filtration is the processing method that defines Whey Protein Isolate's quality tier. Where Whey Protein Concentrate (WPC) retains higher fat, lactose, and carbohydrate content from the whey, micro-filtration uses low-temperature ceramic membrane filtration to remove the majority of fat and lactose while concentrating protein content to typically 90%+ by weight. The critical advantage of micro-filtration over alternative isolation methods (like ion-exchange processing) is that micro-filtration preserves the native protein structure and the biologically active fractions — immunoglobulins, lactoferrin, alpha-lactalbumin, and beta-lactoglobulin — that are denatured by the heat and chemical processes used in ion-exchange WPI. At 25g protein per scoop with just 0.5g fat and 1g carbohydrate, RAW's micro-filtration is producing a protein that is simultaneously highly concentrated and structurally preserved.†

25g Protein, 0.5g Fat, 1g Carbs — The Macro Case

The macro profile of RAW Grass-Fed Whey Isolate is among the leanest in the category — a reflection of both the micro-filtration processing and the commitment to no fillers or additives. At 25g protein with just 0.5g fat and 1g carbohydrate, each scoop is approximately 104-110 calories (depending on flavor), with more than 90% of calories coming from protein. For athletes on calorie-controlled cutting phases, this macro density allows meaningful protein supplementation without material caloric impact. For athletes in muscle-building phases where caloric precision matters less, the clean macro profile provides a reliable, predictable protein base that can be accurately tracked without accounting for significant fat or carbohydrate contributions.†

No Artificial Sweeteners — The Stevia Reb A and Reb M System

RAW Nutrition sweetens the Grass-Fed Whey Isolate with Steviol Glycosides (Reb A and Reb M) — the two primary naturally occurring sweet compounds in the stevia leaf, both extracted without synthetic sweetener chemistry. Reb M (rebaudioside M) is the higher-quality, cleaner-tasting steviol glycoside — it provides sweetness with significantly less of the bitter, lingering aftertaste associated with conventional Reb A stevia extracts. By combining both Reb A and Reb M, RAW achieves natural sweetness depth without artificial sweeteners (no Sucralose, no Ace-K, no Aspartame) — appropriate for athletes who specifically avoid synthetic sweetener systems while still wanting a palatable daily protein.†

The Informed Sport Certification — What It Actually Means

Informed Sport certification is not self-certification or third-party auditing of manufacturing practices. It is batch-level analytical testing of the finished product — every tub, tested before it ships — for 285+ substances that appear on WADA's current prohibited list. The testing is conducted at Eurofins-affiliated laboratories accredited to ISO 17025 standards. The significance for competitive athletes is specific: if a supplement causes an inadvertent positive drug test because of a contaminated batch, the certification status of that batch matters enormously in any appeal process. Informed Sport certification does not guarantee a product will never test positive — no certification can — but it provides independent, documented evidence that the specific batch was tested and found clear of 285+ banned substances before it was sold.†

The Flavor Lineup

Dark Chocolate is the flagship flavor — a rich, deep chocolate profile that works well in both water and milk, and mixes smoothly into smoothies and overnight oats. Vanilla Milkshake is the most versatile everyday option — clean vanilla that doesn't compete with other flavors when mixed into recipes. Peanut Butter uses roasted peanut flour as an ingredient rather than artificial peanut flavoring — producing a genuinely nutty, rich peanut butter taste at the cost of a Peanuts allergen declaration. Cookies and Cream uses actual cookie pieces in the formula — consistent with RAW's commitment to real ingredient inclusions rather than approximated flavors, at the cost of a Wheat allergen declaration. Current flavor availability varies — ask Get Yok'd staff for the in-stock flavor selection.†

Frequently Asked Questions

1. Is RAW Grass-Fed Whey Isolate appropriate for tested athletes?
   Yes — with the highest available certification assurance. RAW Nutrition Grass-Fed Whey Isolate is Informed Sport certified, with every batch independently tested for 285+ WADA-prohibited substances before release. Creatine monohydrate, whey protein isolate, and the formula's other components are all permitted by WADA and NCAA. Tested athletes can use this protein with the most rigorous available third-party quality assurance behind it.†

2. How does RAW Grass-Fed Whey Isolate differ from CBUM Itholate Protein?
   CBUM Itholate uses the same Informed Sport certified, grass-fed Whey Protein Isolate base but is co-branded with Chris Bumstead's personal line. The protein quality, certification, and macro profile are essentially equivalent — the differences are in flavor offerings and branding. Ask Get Yok'd staff for the current flavor availability of each product to find the specific taste profile you prefer.†

3. Can RAW Grass-Fed Whey Isolate be mixed with milk?
   Yes — mixing with milk adds additional protein, calories, and calcium compared to water. For athletes managing macro precision, mixing with water provides the cleanest, most predictable macro count. For athletes who prefer a thicker, creamier shake and don't mind additional calories and carbohydrates from milk, dairy or non-dairy milks work well with this formula.†

4. Is RAW Whey Isolate appropriate for individuals with lactose intolerance?
   Whey Protein Isolate contains very low levels of lactose compared to Whey Protein Concentrate — the micro-filtration process removes the majority of lactose along with fat. Many individuals with mild lactose intolerance tolerate WPI well. Individuals with severe lactose intolerance or milk protein allergy should exercise caution, as this product is derived from dairy and the formula contains Milk.†

How to Use RAW Nutrition Grass-Fed Whey Isolate Protein

Mix 1 scoop with 8-10oz of cold water or your preferred beverage. Adjust liquid volume to achieve preferred consistency and flavor intensity — less liquid for a thicker shake, more for a lighter consistency. Use post-workout for rapid muscle protein synthesis support, or between meals and throughout the day to meet daily protein targets. Can be mixed into oatmeal, smoothies, pancake batter, or other recipes. Not for persons with milk protein allergy. Peanut Butter flavor contains Peanuts. Cookies and Cream flavor contains Wheat. Manufactured on shared equipment that processes egg, fish, shellfish, peanuts, tree nuts, and sesame. Not for pregnant or nursing women without physician clearance. Consult a physician before use if you have kidney disease or any pre-existing medical condition. California Prop 65 Warning applies.†

Why Buy at Get Yok'd

• Real-time inventory across all five Southern California stores

• Available in Burbank, Glendale, Glendale Galleria, Pasadena, and North Hollywood

• Authorized RAW Nutrition retailer — carrying Grass-Fed Whey Isolate alongside the full RAW and CBUM lineup

• Staff who can walk you through current flavor availability and help you find the right RAW protein for your goals and taste preferences

• One of the best loyalty programs in the supplement industry — earn rewards on every purchase

Who Should Exercise Caution with RAW Grass-Fed Whey Isolate

• Individuals with milk protein allergy should not use — primary protein source is dairy-derived Whey Protein Isolate

• Peanut Butter flavor: Contains Peanuts — not for individuals with peanut allergy

• Cookies and Cream flavor: Contains Wheat — not for individuals with celiac disease or severe gluten sensitivity

• Individuals with lactose intolerance: WPI is very low in lactose and typically well-tolerated; severe lactose intolerance warrants caution

• Not for pregnant or nursing women without physician clearance

• Individuals with kidney disease should consult a physician — high daily protein intake increases renal processing demand

• Manufactured on shared equipment that processes egg, fish, shellfish, peanuts, tree nuts, and sesame — individuals with severe allergies should confirm with staff

• Consult a physician before use if taking prescription medications or having a medical condition

• California Prop 65 Warning applies.

• Keep out of reach of children.

†These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.