
THE POWER IS IN THE FORMULA
Science-backed ingredients, carefully selected to support key organ systems affected by anabolic use.
NAC
TUDCA
Milk Thistle 80%
Astragalus 10:1
Taurine
Aged Garlic
Citrus Bergamot
Ubiquinol CoQ10
Grape Seed
Alpha-Lipoic Acid
Magnesium
Zinc
Selenium
Vitamin D3
Vitamin K2 MK-7
Daily serving amounts based on 5 capsules.
PURPOSE-BUILT FOR ENHANCED ATHLETES
ON CYCLE? JOIN 5000+ AUSSIES PUTTING HEALTH FIRST
Our AUS-PRO formulation is science-based, with carefully selected ingredients to support enhanced athletes and their long-term health.
Felt more confident taking a proactive approach to their health
Valued having targeted nutritional support in their daily routine
Preferred one all-in-one formula over multiple separate supplements
Found it easier to stay consistent with their supplement routine
SIMPLIFY YOUR DAILY SUPPORT
THE PERFECT ALL IN ONE ENHANCED SUPPLEMENT
THE COMPLICATED WAY
TRADITIONAL SUPPLEMENTS

Nutrients spread across multiple products
More bottles to buy and organise
More complicated daily supplement routine
Higher overall supplement expense
More products to keep track of
THE AUS-PRO WAY
ON-CYCLE DEFENSE

15 active nutrients in one formula
Liver-focused nutritional support
Cardiovascular nutritional support
Research-backed ingredients
One simple daily routine
95% of customers say it's improved their blood work
Here's what that actually feels like.
ON-CYCLE SUPPORTVS TRADITIONAL SUPPLEMENTS.
One bottle. Fifteen actives. See how On-Cycle Defense stacks up against buying your cycle support piece by piece.
| WHAT YOU GET |
BEST VALUE
ON-CYCLE DEFENSE
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|---|---|---|---|---|
| 15 active ingredients in one formula | ||||
| NAC included | ||||
| TUDCA included | ||||
| Milk thistle included | ||||
| Ubiquinol included | ||||
| Citrus bergamot included | ||||
| One-bottle convenience | ||||
| 30-day supply per bottle | ||||
| Cost per day | $1.93PER DAY | $4.65PER DAY | $3.86PER DAY | $5.98PER DAY |
You asked, we answered
Frequently asked questions.
You put serious effort into your performance. Your daily nutrition deserves the same attention.On-Cycle Defense combines 15 targeted ingredients, including NAC, TUDCA, CoQ10 and Citrus Bergamot, in one convenient formula. It's designed to complement your routine with nutritional and antioxidant support, without the hassle of managing multiple bottles.
Potentially, yes — depending on what you're currently taking.On-Cycle Defense brings 15 ingredients together in one formula, which may reduce the need for several separate supplements. Compare the ingredients and daily amounts with your existing stack before making changes. It isn't intended to replace prescribed treatments or medical monitoring.
We believe you should know exactly what you're taking.Every ingredient amount is disclosed, with no hidden proprietary blends. The formula includes 600 mg NAC, 250 mg TUDCA and 100 mg Ubiquinol CoQ10 per daily serving. Effective amounts vary by ingredient and intended benefit, so we encourage you to compare our full formula with the available research.
View certificates of analysis →No. You don't need to be enhanced to care about your everyday health.Although On-Cycle Defense was developed with enhanced athletes in mind, its ingredients can also appeal to natural lifters and active adults looking for convenient nutritional support. It doesn't prevent or reverse the potential health risks of anabolic steroids or TRT.
We want you to feel confident trying On-Cycle Defense.Your first bottle is covered by our 30-day money-back guarantee. If you're not satisfied, contact us within 30 days of delivery to request a refund of the eligible product price, subject to our guarantee terms. Simple, straightforward and designed to give you peace of mind.
Absolutely, mate! You're always in control.We've made subscriptions easy, with no lock-in contracts or unnecessary mucking around. You can cancel anytime before your next order is processed. Just manage your subscription through your account or get in touch with our team and we'll help sort it out. Easy as that!
ONE SUPPLEMENT. MULTIPLE LIFESTYLES.
From serious sports to everyday health, we’ve got you covered.
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BODYBUILDING
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TRT & LONGEVITY
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COMBAT SPORTS
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