Across

1 Relating to the ability to acquire knowledge

6 It's better fresh

8 Healthful routine

9 Native American symbol

10 Not turned on

12 Memory-enhancing green vegetable

14 Rainbow color

16 Plant of the future

17 Health giving supplement, 2 words

21 Spoil

22 Indian herb which can support mental alertness, focus and clarity of mind

24 Early South American people

27 Healthy diet that can address of all of the major diseases

29 Moving force

31 ''Barbara ___'' (Beach Boys classic)

32 Go downhill fast

33 Buddhist flower

34 Joi de vivre

Down

1 Orange root vegetables high in vitamin A, and also antioxidants

2 Joke

3 School of thought

4 Word with "ear" or "peace"

5 "Have some"

6 Foods high in these have been shown to slow age-related memory loss

7 Popular lettuce

11 Vibrant

13 Swiss ___ : green vegetable used in salads

15 Edward, for short

18 Dream creatively

19 Light brown

20 Spa areas where toxins can be sweated out

22 Blacksmith's block

23 Hurry, old-style