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High Strength / Timed Release Vitamin C

High strength and timed release vitamin C products are usually chosen by people who already know what they want. Some prefer a stronger serve in a powder, sachet, or bulk format, while others want a timed release tablet that feels more convenient for once-daily use.

  • Rsz Hi Dose Vit C 150g Hi Res product image
    Clinicians Hi-Dose Vitamin C
    Healthy Price
    Clinicians

    Hi-Dose Vitamin C

    from $15.70

    Clinicians Hi-Dose Vitamin C is a potent vitamin C combination that support the immune system in times of stress. Containing two forms of vitamin C...

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    from $15.70
    Healthy Price
  • Nature's Sunshine Vitamin C 1000mg Time Release
    Save $6.90
    Nature's Sunshine

    Vitamin C 1000mg Time Release

    $45.70
    $38.80

    Vitamin C, Time-Release allows more efficient use of this vitamin by slowly releasing it into the body. Each tablet is designed with a special coat...

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    $45.70
    $38.80
    Save $6.90
  • Clinicians Hi-Dose Vitamin C
    Save $2.19
    Clinicians

    Hi-Dose Vitamin C Sachets

    $37.49
    $35.30

    Clinicians Hi-Dose Vitamin C is a potent vitamin C combination that supports the immune system in times of stress. Containing two forms of vitamin ...

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    $37.49
    $35.30
    Save $2.19
  • Nature`s Sunshine Vitamin C Ascorbates
    Save $13.15
    Nature's Sunshine

    Vitamin C Ascorbates

    $86.55
    $73.40

    Vitamin C is an important part of a healthy immune system and it is also used by the body to support tissue integrity by aiding in the manufacture ...

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    $86.55
    $73.40
    Save $13.15

What makes these formulas different

The biggest differences are strength, release style, and format. Timed release tablets are designed to release more gradually, while powders and sachets can deliver a stronger serve in a drinkable form. Some formulas also include extras such as rose hips or bioflavonoids.

Why shoppers choose this part of the range

For some people it is about one-a-day simplicity. For others it is about finding a product that feels more substantial than a standard chewable or lower-strength tablet. Taste, portability, and whether you prefer to swallow a tablet or mix a drink can make a real difference here.

How this compares with the wider vitamin C range

If you want the broadest choice, the full Vitamin C range is still the best starting point. This collection is narrower and more practical, focused on stronger options and timed release styles rather than everyday general browsing.

Common questions

What counts as high strength vitamin C?

That can vary by format, but shoppers often mean 1000mg and above, or powder and sachet products that deliver a larger serve.

What does timed release mean?

Timed release or slow release usually means the tablet is designed to release over time rather than all at once. Many people choose it for one-a-day convenience.

Are powders and sachets the same as timed release?

No. Powders and sachets can still be high strength, but they are a different format choice. They suit people who want flexibility or prefer a drinkable option.