Yes. Peanuts are a main ingredient, so this bar is not suitable for anyone with a peanut allergy. The chocolate-style glaze is made with cocoa and milk components, so the product contains milk. The product description also advises checking the ingredient list carefully if you avoid soy. Because the glaze contains milk, the bar is not suitable for a vegan diet.
Always read the full ingredient list and allergen information on the package before buying or eating, because recipes and production lines can change. The online description gives a general overview, but the package label is the authoritative source. As with many packaged snacks, cross-contamination with other allergens is possible depending on the production facility, so check for 'may contain' statements on the label. If you have a severe allergy, do not rely on the product name or description alone — verify the label and, if in doubt, contact the manufacturer.
For people without these allergies, the bar is fine as an occasional snack, but it remains a processed product with sweeteners and should be eaten as part of a balanced diet.