Boost your immunity with Big Boy menu items. kalori ranks items by Vitamin C, zinc, Vitamin D, beta-carotene, and fermented food content.
Top 3 Picks

Big Boy
Oni-Oroshi (Coarse Grated Radish) Handmade Hamburger Steak Bento (300g)
TO 鬼おろし手ごねハンバーグ弁当(300g)
Rich in immune-supporting nutrients
1097kcal
Big Boy
Lunch: Fried Oysters & 250g Hamburg Steak
●指定店舗限定● ランチ 牡蠣フライ&大俵ハンバーグ250g
5.9g fiber for gut health
1098kcal
Big Boy
Seared Cheese Daitawara Hamburger Steak 200g & Fried Shrimp
炙りチーズ大俵ハンバーグ200g&エビフライ
Efficient immunity care at 1101kcal
1101kcalNutrition Distribution
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How Ranking Scores are Calculated
This ranking comprehensively evaluates nutrients that strengthen the immune system.このランキングでは、Vitamin C(配点:25 pts)、Zinc(配点:25 pts)、Vitamin D(配点:20 pts)、Beta-Carotene(配点:15 pts)、Fermented Foods(配点:15 pts)などを参考に独自のスコアを算出しています。 Find items with nutrients to build a stronger immune system.
* Scores are for reference only and do not guarantee actual nutritional effects.
How to Read Cards
Rank Badge
Shows the product's ranking position. Displayed at the top-left of the image.
Score
A score calculated based on our unique evaluation criteria. Higher scores indicate products that better match this ranking's purpose.
Estimation Badge
Indicates that PFC (Protein, Fat, Carbohydrates) values are AI-estimated. When official data is unavailable, values are analyzed from product images by AI. Actual values may differ.
AI Comment
AI-generated advice about the product's features and nutritional aspects. Tap the 💡 icon to expand/collapse.
PFC Values
P (Protein), F (Fat), and C (Carbohydrates) abbreviations. Shows the grams of each macronutrient.
FAQ
What is the best Immune Boost Ranking item at Big Boy?
The #1 item is "Oni-Oroshi (Coarse Grated Radish) Handmade Hamburger Steak Bento (300g)". 1097kcal, 48.5g protein, 51.9g fat, 101.3g carbs.
How many products does Big Boy have?
Big Boy has 617 products with calorie, protein, fat, and carb nutrition info.
















