1 Friendship is an essential ingredient in the making of a healthful, rewarding life. 

2 Vulgarity is a very important ingredient in life.

3 The only active ingredient in this medicine is aspirin.

4 Coconut is a basic ingredient for many curries.

5 The chief ingredient in the making of a criminal is avarice.

6 Hard work is a vital ingredient for success.

7 Acetic acid is the chief active ingredient in vinegar.

8 Trust is a vital ingredient in a successful marriage.

9 Forecasting is a basic ingredient of business planning.

10 What is the active ingredient in aspirin?

11 Trust is the magic ingredient in our relationship.

12 Tolerance is an essential ingredient for a happy marriage.

13 The Australian team had the added ingredient of perseverance.

14 Enthusiasm is a vital ingredient in all human endeavour.

15 Speed is the essential ingredient of all athletics.

16 Investment in new product development is an essential ingredient of corporate success.

17 Dioxin was the ingredient in Agent Orange,(www.Sentencedict.com) used to defoliate Vietnam.

18 The active ingredient in some of the mouthwashes was simply detergent.

19 This ingredient also has the effect of making your skin look younger.

20 Individualism has been the secret ingredient in developing his chain of fashion stores.

21 They will become an important ingredient of tomorrow's food.

22 It is the crucial ingredient in chopped liver.

23 Personal satisfaction is the most important ingredient of success. Denis Waitley 

24 Now we introduce our second ingredient into the argument.

25 Empathy is another crucial ingredient when establishing rapport.

26 The main ingredient was spicy ground pork.

27 The vital ingredient, the ingredient of life, was missing.

28 Secrecy was a necessary ingredient of Rufus's life.

29 The gas is a principal ingredient of wood.

30 She hopes the change of career will supply the missing ingredient in her life? excitement.