Have you even looked at any ingredients? They're so common, that just by going through the ingredients in my posession I found enough to restore every single attribute. Strength and Endurance included as well...
As this comes from looking at my own ingredients, it is not a complete list. Required skill in (), for example: Corn (25) requires a skill of 25 to give Restore Intelligence.
Ingredients sorted by Restore <attribute>:
Intelligence:
Alkanet Flower
Clouded funnel cap
Corn (25)
Lady's Smock Leaves
Agility:
Arrowroot
Cinnabar Polypore Red
Emetic Russola Cap
Fly Amanita Cap
Summer Bolete Cap
Endurance:
Cinnabar Polypore Yellow
Crab Meat
Tiger Lily Nectar
Personality:
Columbine Root Pulp
Lavender Sprig
Primrose Leaves (25)
Luck:
Dryad Saddle Polypore Cap
Taproot
Speed:
Glow Dust
Green Stain Shelf Cap
Willpower:
Minotaur Horn
Primrose Leaves
Tinder Polypore Cap
Strength:
Monkshod Root Pulp
Peony Seeds
White Seed Pod