The most common and most likely answer to this crossword clue is the 6 letter word VITALS
I've seen this crossword clue in The Daily Telegraph
V
I
T
A
L
S
More clues leading to the result VITALS
- Small bottles containing owlet’s wing? We couldn’t survive without them
- Medical containers maintaining temperature for organs
- Very important things, aiding life support initially
- East European lifts and carries Italian organs
- Insides of bottles filled with so-called tea
- Medical containers restricting temperature for organs
- Celebrity shortened a round thin wooden strip for some hospital signs
- Interior organs taxidermist originally stored in bottles
Buddy explains!

The straight part
We know that "organs" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case organs = vitals.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does VITALS mean?
VITALS noun- Those organs of the body that are essential for life.
- Those parts of a system without which it cannot function.
- Vital signs.