Is Honest Kitchen Grain-Free or Whole Food Clusters better for dogs?

Both score in the upper-B tier with a narrow 2-point gap (B/77 vs B/75). Embark Grain-Free Turkey uses just-add-water dehydrated format with single-named-turkey protein, organic vegetable panel, and minimum processing temperature for nutrient preservation. Whole Food Clusters Whole Grain Chicken uses cold-press cluster-format dry kibble alternative with chicken + chicken liver dual-animal-protein structure and grain-inclusive (oats + barley) DCM-precaution alignment. Pick Embark Grain-Free for format + nutrient preservation + single-protein structure. Pick Whole Food Clusters for scoop-and-serve convenience + grain-inclusive structure + dual-animal-protein density.

Do I have to rehydrate Honest Kitchen Embark Grain-Free before feeding?

Yes — Embark Grain-Free is a dehydrated formulation designed to be rehydrated with water immediately before feeding. Practical guidance: (1) Use approximately 1 cup of warm water per 1 cup of dry Embark (the rehydration ratio is on the packaging). (2) Let the mixture sit for approximately 3-5 minutes to absorb water and produce a stew-like texture. (3) Warm water (not hot, not cold) supports the rehydration speed and final palatability. (4) Some dogs prefer the texture rehydrated longer (10+ minutes) for a softer consistency — experiment with rehydration time for your dog’s preference. (5) Once rehydrated, treat the food like fresh-cooked food — refrigerate any uneaten portion and use within 24-48 hours, do not leave rehydrated food at room temperature for extended periods. (6) For dogs not accustomed to wet-textured food, transition gradually by mixing increasing proportions of rehydrated Embark with the current diet over 7-10 days. If the rehydration workflow doesn’t fit your household feeding pattern, Whole Food Clusters offers the same Honest Kitchen ingredient sourcing standard without the rehydration step.

Why does Whole Food Clusters cost similar to dehydrated Embark when it is dry kibble format?

Three structural factors drive Whole Food Clusters’ per-pound pricing parity with Embark dehydrated despite the format difference. (1) Sourcing standard: both products use the same 100% human-grade FDA-certified ingredient sourcing — the per-pound ingredient cost is similar regardless of final format. (2) Cold-press cluster manufacturing: the Clusters format uses cold-press cluster manufacturing rather than standard kibble extrusion. Cold-press processing at lower temperatures takes longer per pound and uses different (more expensive) manufacturing equipment than standard kibble extrusion lines — the manufacturing cost is closer to dehydration than to standard kibble extrusion. (3) Ingredient density: Whole Food Clusters delivers higher animal-source content + more diverse whole-food ingredients than typical extruded kibble at similar price points, justifying the elevated per-pound pricing. The pricing parity between Embark and Whole Food Clusters reflects that both products deliver Honest Kitchen-tier ingredient sourcing + Honest Kitchen-tier manufacturing quality — the format difference is workflow and storage convenience rather than ingredient or quality tier.

Honest Kitchen Grain-Free vs Whole Food Clusters: Which THK Format Is Better?

Disclosure: KibbleIQ is reader-supported. When you buy through affiliate links on this page (such as “Shop on Amazon” buttons), we may earn a commission at no extra cost to you. Our rankings are not influenced by commissions — we score every product using our published methodology before any commercial relationship is considered.

The short answer: The Honest Kitchen Embark Grain-Free Turkey edges Whole Food Clusters Whole Grain Chicken by 2 points on the v15 rubric (B/77 vs B/75) — narrow gap reflecting two structurally different Honest Kitchen formats serving different feeding contexts. Embark Grain-Free Turkey leads with turkey + organic flaxseed + potatoes + celery + spinach — a dehydrated whole-food formulation that owners rehydrate with water immediately before feeding (just-add-water format). The dehydration process uses low-temperature drying preserving nutrient density and the ingredient panel is structurally simple with single-named-turkey-protein anchoring + organic vegetables + organic flaxseed for omega-3 contribution. Whole Food Clusters Whole Grain Chicken leads with chicken + oats + barley + flaxseed + chicken liver — a cluster-format dry kibble alternative produced by cold-pressing whole-food ingredients into kibble-shape clusters at lower temperature than standard extrusion (typically 100-120°F vs 200°F+). The Clusters format is shelf-stable, scoop-and-serve like kibble, and includes whole grains (oats + barley) for grain-inclusive structure. The 2-point gap reflects three structural factors: format processing (Embark’s simpler dehydration vs Clusters’ cold-press cluster manufacturing), ingredient simplicity (Embark’s shorter ingredient panel), and the grain-free vs grain-inclusive structural delta.

The scores

The Honest Kitchen Embark Grain-Free Turkey Recipe Dehydrated Dog Food: B (77/100) — Turkey, Organic Flaxseed, Potatoes, Celery, Spinach.

The Honest Kitchen Whole Food Clusters Whole Grain Chicken Recipe Dry Dog Food: B (75/100) — Chicken, Oats, Barley, Flaxseed, Chicken Liver.

How the ingredients compare

The top-five ingredients reveal the formulation split between these two products:

Honest Kitchen Embark: Turkey, Organic Flaxseed, Potatoes, Celery, Spinach

Honest Kitchen Whole Food Clusters: Chicken, Oats, Barley, Flaxseed, Chicken Liver

The 2-point gap (Honest Kitchen Embark wins by 2 points) shows where the v15 rubric weights ingredient breadth, protein density, and supplement depth differently.

Where Honest Kitchen Embark pulls ahead

Just-add-water dehydrated format — minimal processing + low-temperature drying preserves nutrient density: The Honest Kitchen Embark Grain-Free Turkey uses dehydration as the primary processing method — low-temperature drying (typically 90-105°F applied over extended duration) that removes moisture without exposing ingredients to the higher-temperature processing of standard kibble extrusion. Owners rehydrate with water immediately before feeding, producing a stew-like texture that’s closer to fresh-cooked food than dry kibble texture. The dehydration process preserves heat-sensitive B-vitamins, certain amino-acid forms, and bioactive lipid compounds that higher-temperature processing partially degrades. The Whole Food Clusters format uses cold-press cluster manufacturing at slightly higher temperatures (~100-120°F) and remains dry shelf-stable rather than rehydrated. For owners specifically valuing maximum nutrient preservation, fresh-food texture quality, or wanting just-add-water feeding flexibility, Embark Grain-Free is structurally aligned. Shop on Amazon →

Single-named-turkey-protein structure + organic vegetable panel — structurally simple ingredient sourcing: Embark Grain-Free Turkey uses single-named turkey as the only animal-protein source with organic potatoes, organic celery, organic spinach, and organic flaxseed as the primary plant-side ingredients — a structurally simple ingredient panel emphasizing whole-food sourcing and ingredient transparency. Whole Food Clusters Whole Grain Chicken uses chicken + chicken liver as animal-protein sources plus oats, barley, and flaxseed as plant-side anchors. The single-protein structure of Embark Grain-Free supports elimination-diet contexts (single-novel-protein for dogs without prior turkey exposure), reduces ingredient-list complexity for dogs with multiple co-occurring sensitivities, and aligns with the limited-ingredient diet (LID) philosophy. The trade-off: single-protein simplicity also means narrower amino-acid profile diversity than dual-animal-protein formulations.

USDA-grade human-quality sourcing standard + 100% human-grade certification on Embark formulations: The Honest Kitchen is certified by the FDA as the only major pet-food manufacturer with 100% human-grade ingredient sourcing across its entire product line. Embark Grain-Free Turkey is produced in human-grade certified facilities using ingredients that qualify for human consumption (passing USDA inspection standards applied to human-food production). The 100% human-grade standard is structurally above the “USDA-inspected facility” standard used by most pet-food manufacturers — it means the food itself qualifies as human-grade, not just that the facility passes inspection. For owners specifically valuing maximum sourcing standard transparency or wanting the highest available ingredient-quality certification in pet food, both Embark Grain-Free AND Whole Food Clusters carry the 100% human-grade certification — the differentiator is the format and ingredient panel composition rather than the sourcing certification itself.

Where Honest Kitchen Whole Food Clusters holds its own

Cluster-format dry kibble alternative — scoop-and-serve convenience without rehydration step: The Honest Kitchen Whole Food Clusters uses cluster-format dry kibble manufacturing — cold-pressed whole-food ingredients formed into kibble-shaped clusters that scoop and serve like standard kibble without requiring rehydration. The format eliminates the just-add-water step that Embark Grain-Free requires, simplifying feeding workflow for owners running standard kibble feeding patterns or households where rehydration adds friction (busy mornings, multi-dog households, travel feeding). Embark Grain-Free requires rehydration with water before feeding — the just-add-water step takes 3-5 minutes and produces a stew-like texture rather than dry kibble. For owners specifically wanting Honest Kitchen sourcing standard + ingredient transparency at standard kibble convenience without the rehydration step, Whole Food Clusters is structurally aligned. Shop on Amazon →

Whole-grain inclusion (oats + barley) aligns with DCM-precaution guidance: Whole Food Clusters Whole Grain Chicken uses oats + barley as primary whole-grain carbohydrate sources — grain-inclusive structure that aligns with the FDA-CVM’s 2018-2022 DCM investigation precautionary guidance. Embark Grain-Free Turkey uses potatoes as the primary carbohydrate without grain-inclusive components. For owners with breeds in elevated DCM-risk profiles (Golden Retrievers, Doberman Pinschers, Great Danes, Boxers, Cocker Spaniels) or owners specifically wanting DCM-precaution-aligned grain-inclusive formulation, Whole Food Clusters Whole Grain Chicken is structurally aligned. The trade-off: grain-inclusive formulations are contraindicated for the small percentage of dogs with confirmed grain sensitivity, where Embark Grain-Free is structurally aligned.

Chicken liver at position five + dual-animal-protein structure — broader micronutrient profile from animal-source ingredients: Whole Food Clusters Whole Grain Chicken includes chicken liver at panel position five — an organ-meat contribution delivering vitamin A, B12, copper, iron, and folate in animal-bioavailable forms. The dual-animal-source structure (chicken muscle meat + chicken liver organ meat) delivers broader micronutrient profile from animal-source ingredients without relying as heavily on synthetic vitamin / mineral premix to fill nutritional gaps. Embark Grain-Free Turkey uses single-turkey-protein source without a parallel organ-meat contribution — the structural simplicity is intentional but produces narrower animal-source micronutrient profile. For owners specifically valuing maximum animal-source micronutrient density, organ-meat inclusion, or wanting nutrient density from whole-food animal sources rather than synthetic supplementation, Whole Food Clusters Whole Grain Chicken is structurally aligned.

The bottom line

Honest Kitchen Embark Grain-Free Turkey edges Whole Food Clusters Whole Grain Chicken by 2 points (B/77 vs B/75) — narrow gap with both products operating at the top of their respective format tiers within the Honest Kitchen 100% human-grade certification framework. Pick Embark Grain-Free Turkey when just-add-water dehydrated format fits your feeding workflow, you want minimum processing temperature + maximum nutrient preservation, single-novel-turkey-protein structure supports your sensitivity-management context, or you specifically want grain-free formulation. Pick Whole Food Clusters Whole Grain Chicken when scoop-and-serve dry kibble convenience matters (no rehydration step), grain-inclusive (oats + barley) DCM-precaution alignment is the priority, dual-animal-protein structure (chicken + chicken liver) for broader animal-source micronutrient density is valued, or your dog tolerates grains well and you want grain-inclusive structure. The 2-point rubric gap reflects real format and ingredient-density differences but both products are legitimate B-tier within the Honest Kitchen ecosystem.