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Prove It Challenge™
Radically change the way you feel

Exclusive Offer: 20% off∞ on the Shake It Off Bundle with purchase of the Prove It Challenge.

Are you ready for the #ProveItChallenge? In just 30 days, feel HEALTHIER, more ENERGIZED, more FOCUSED, and ready to take on anything life throws your way. Includes your choice of 2 Life Shake™, 1 Vitalizer™, Free 7-Day Healthy Cleanse, Free Shipping, and Free Preferred Membership.

Customize your pack below. Kosher version available.

Suggested Retail: $248.15
Item: #89526

Feel amazing in 30 days – guaranteed§

Accept the #ProveItChallenge and feel healthier, more energized, more focused, and ready for anything.

The 7-Day Healthy Cleanse:

  • Improves focus and energy*†
  • Enhances mood and sleep quality*†
  • Supports detox and healthy digestion*†
  • Jump-starts weight loss and reduces cravings*†

Each convenient daily packet contains:

  • Optiflora® DI probiotic: Helps to promote healthy intestinal activity and good digestive health.*
  • Liver DTX® Complex: Protects liver cells from toxins and helps support liver cell function.*‡
  • Alfalfa Complex: Ultra-pure, premium alfalfa and spearmint. Green superfood abundant in vitamins, minerals, and chlorophyll.
  • Herb-Lax®: Natural, gentle laxative to cleanse the body.* Proprietary blend of senna and 8 other complementary herbs.

Also includes an easy-to-follow, step-by-step cleanse guide with simple recommendations for ways to optimize your journey to a healthier you.

Life Shake™ (available in Plant and Soy Protein formulas)

Designed to:

  • Increase energy and keep you feeling fuller longer with 20 g of ultra-pure, non-GMO protein.
  • Achieve a healthier weight with a leucine-powered formula to help you build lean muscle, burn fat, and improve metabolism.
  • Provide digestive support with fiber and digestive enzymes.
  • Deliver essential nutrients, including vitamins, minerals, and ALA, an essential omega-3 fatty acid.

Pick your favorite:

  • Plant: A blend of non-GMO pea protein, L-Leucine, organic chia seed protein, and organic pumpkinseed protein.
  • Soy: A blend of non-GMO soy protein.
  • Stevia Free: A blend of non-GMO soy protein, L-Leucine, organic chia seed protein, and organic pumpkinseed protein, sweetened with sugar.


Provides vitamins, minerals, antioxidants, omega-3s, and healthy probiotics—all in one convenient Vitalizer Vita-Strip®. With formulas designed to meet the needs of men, women, and adults over 50.


  • Vita-Lea® Advanced Multivitamin: Dissolves in less than 30 minutes in the stomach; designed to enhance absorption of folic acid from the patented microcoating
  • B+C Complex: Provides up to 198% greater absorption of B vitamins over 12 hours, as shown in a clinical study, through sustained release delivery to the small intestine.
  • Caroto-E-Omega: Enteric coating helps reduce fishy aftertaste by delivering omega-3 fatty acids, carotenoids, vitamin E, and other fat-soluble nutrients to the upper intestine.
  • Optiflora® Probiotic: Delivers healthy microflora to the lower intestine through our triple-layer encapsulation technology, protecting them from stomach acid.

Pick your Vitalizer:

  • Vitalizer Women: Excellent as a prenatal/postnatal multivitamin. Vitalizer Women provides a full spectrum of nutritional support, including 800 mcg of folic acid, 200 mcg of iodine, and 18 mg of iron.
  • Vitalizer Men: Comprehensive nutrition with additional lycopene.
  • Vitalizer Gold: Extra B vitamins, CoEnzyme Q10, and N-acetylcysteine.
  • Vitalizer-Kosher: Comprehensive nutrition including Vita-Lea, B-Complex, Sustained Release Vita-C, OsteoMatrix, and Vitamin D3.

7-Day Healthy Cleanse

In a preliminary study:5

  • 80% of participants experienced improved energy levels and decreased cravings.
  • 72% of participants felt improvement in hunger management.
  • 60% of participants felt improvement in mood.
  • 74% of participants felt improvement in quality of sleep and clarity of thinking.

Results showed an average weight loss of 6.8 pounds and a decrease in waist circumference of 1.62 inches.

Life Shake™ is:

  • Gluten free
  • Lactose free
  • Kosher. Certified by the Star-K kosher certification agency.
  • Low glycemic. Correlates to a slower rate of digestion and gradual release of glucose, contributing to better weight control and long-term health.
  • Free of added artificial flavors, sweeteners, and preservatives


  • Is based on 12 clinical studies and the Landmark Study, one of the largest studies ever done on long-term supplement users, which showed that Shaklee supplement users had markedly better health than non-supplement users.
  • Uses Shaklee Micronutrient Advanced Release Technology™ (S.M.A.R.T.™), a unique, patented delivery system designed to improve absorption of key nutrients. The right nutrients, in the right place, at the right time. That's S.M.A.R.T.

In the Landmark Health Study, Shaklee Users:

Overall health


Take Little to
No Medication

83% lower prescription drug usage compared to non-supplement users2

Better health


Rate Their
Health Better

84% of people reported Very Good to Excellent health1

Cognitive health


Lower Risk of

36% lower levels of homocysteine, an indicator of dementia risk4

Metabolic health


Maintain Good
Metabolic Health

52% lower prevalence of diabetes compared to non-supplement users2

Heart health


Better Cardiovascular

  • 90% reduced risk of cardiac arrest based on the Omega-3 index3
  • 33% lower levels of triglycerides1
  • 11% lower ratio of total cholesterol/HDL cholesterol1



Healthier Levels of
C-Reactive Protein

59% lower levels of C-reactive protein, a measure of systemic inflammation1

For 7-Day Healthy Cleanse:

Take one morning and one night packet daily with a glass of water.

Not intended for use by children, or pregnant or lactating women. If you are taking medication or have a medical condition, please discuss with your physician prior to use.

Product Label

FAQs - 7-Day Healthy Cleanse

For Life Shake™ and Vitalizer™:

Take one Life Shake™ and one Vita-Strip® every day.

Product Labels:
Life Shake Plant Protein
Life Shake Soy Protein
Life Shake Soy Stevia Free
Vitalizer Women
Vitalizer Men
Vitalizer Gold

Life Shake


Offer Rules:
Accept the Prove It Challenge and get the special price of $159—including a Free 7-Day Healthy Cleanse and Free Shipping.

  1. Offer valid in the US starting July 23, 2019.
  2. Open to new Members and Distributors.
  3. All existing Members and Distributors will have a one-time opportunity to purchase the Prove It Challenge for $159, regardless of price tier.
  4. To take advantage of this promotional price and Free standard shipping on the entire order, your cart must contain the Prove It Challenge #89526. Orders that include either the 5-gallon and/or 30-gallon size of Classic Basic-H® are not eligible for Free shipping.
  5. Offer valid once per Shaklee User ID.
  6. Eligible orders must be placed online.
  7. This offer does not apply to orders placed through the Call Center.
  8. The Free product cannot be returned for cash or product credit, or exchanged for another product type.
  9. Shaklee reserves the right to change or cancel this offer at any time. Offer good while supplies last.

Shake It Off Bundle Offer Rules:

  1. This offer is available in the US and Canada from December 9, 2019 at 12:01 a.m. through January 31, 2020 at midnight (PST).
  2. Open to Guests, Preferred Members, Distributors, and Associates. Business Leaders are excluded from direct participation in this offer.
  3. Purchase a Prove It Challenge (#89526), Vitalizing Plan (#89384, #89404), or Life Plan (#89383, #89410, #89403, #89409) and get 20% off our exclusive Shaklee 180® Shake It Off Bundle (#89537).
  4. Autoship orders are included. Discounts can be combined.
  5. Eligible orders must be placed online. Orders placed through the Call Center do not apply.
  6. No limit to the number you can order. Offer valid while supplies last.

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Preliminary Study Results showed an average weight loss of 6.8 pounds and 1.62 inches, plus increased focus, energy, and improved sleep quality. Based on a 7-day pilot study conducted by three Shaklee Distributors—a medical doctor and two nutritionists—under the supervision of Shaklee Medical Affairs.

Ingredients tested in laboratory studies.

§Or your money back.

1Block et al., "Usage patterns, health and nutritional status of long-term multiple dietary supplement users—a cross-sectional study" Nutrition Journal 2007, 6:30-41.

2 Jacques et al., J. American College of Nutrition 2019, in press.

3Albert et al., Blood levels of long-chain n-3 fatty acids and the risk of sudden death. N Engl J Med. 2002 Apr11; 346(15):1113-8. https://www.ncbi.nlm.nih.gov/pubmed/11948270

4Seshadri et al., Plasma homocysteine as a risk factor for dementia and Alzheimer's disease. N Engl J Med. 2002 Feb 14;346(7):476-83. https://www.ncbi.nlm.nih.gov/pubmed/11844848

5Lau FC, Sahr N, Carrillo-Massa M, Fyrberg C, Daggy BP, McManus JF. Safety, tolerability and efficacy of a 7-day cleanse program: a pilot study. Advances & Controversies in Clinical Nutrition, 2015.

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